Home / 1,122,283.40-1,683,425.10-561,115.40

Finding the Fourth Proportional to 1,122,283.40, 1,683,425.10 and 561,115.40

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Solution

The fourth proportional to 1,122,283.40, 1,683,425.10 and 561,115.40 is: 841,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,283.40 : 1,683,425.10 = 561,115.40 : x
  2. Step 2: Convert to fraction form
    1,122,283.40/1,683,425.10 = 561,115.40/x
  3. Step 3: Cross multiply
    1,122,283.40x = 1,683,425.10 × 561,115.40
  4. Step 4: Simplify right side
    1,122,283.40x = 944,595,748,356.54
  5. Step 5: Solve for x
    x = 944,595,748,356.54/1,122,283.40
  6. Step 6: Final answer
    x = 841,673.10

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,122,284.40, 1,683,426.60 and 561,116.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.