Home / 1,111,597.40-1,534,005.78-602,299.40

Finding the Fourth Proportional to 1,111,597.40, 1,534,005.78 and 602,299.40

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Solution

The fourth proportional to 1,111,597.40, 1,534,005.78 and 602,299.40 is: 831,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,597.40 : 1,534,005.78 = 602,299.40 : x
  2. Step 2: Convert to fraction form
    1,111,597.40/1,534,005.78 = 602,299.40/x
  3. Step 3: Cross multiply
    1,111,597.40x = 1,534,005.78 × 602,299.40
  4. Step 4: Simplify right side
    1,111,597.40x = 923,930,760,890.53
  5. Step 5: Solve for x
    x = 923,930,760,890.53/1,111,597.40
  6. Step 6: Final answer
    x = 831,173.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.