Home / 1,649,123.40-2,473,685.10-1,412,927.40

Finding the Fourth Proportional to 1,649,123.40, 2,473,685.10 and 1,412,927.40

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Solution

The fourth proportional to 1,649,123.40, 2,473,685.10 and 1,412,927.40 is: 2,119,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,123.40 : 2,473,685.10 = 1,412,927.40 : x
  2. Step 2: Convert to fraction form
    1,649,123.40/2,473,685.10 = 1,412,927.40/x
  3. Step 3: Cross multiply
    1,649,123.40x = 2,473,685.10 × 1,412,927.40
  4. Step 4: Simplify right side
    1,649,123.40x = 3,495,137,456,761.74
  5. Step 5: Solve for x
    x = 3,495,137,456,761.74/1,649,123.40
  6. Step 6: Final answer
    x = 2,119,391.10

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Double scale
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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.