Home / 1,204,781.18-1,662,610.73-660,918.02

Finding the Fourth Proportional to 1,204,781.18, 1,662,610.73 and 660,918.02

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Solution

The fourth proportional to 1,204,781.18, 1,662,610.73 and 660,918.02 is: 912,073.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,781.18 : 1,662,610.73 = 660,918.02 : x
  2. Step 2: Convert to fraction form
    1,204,781.18/1,662,610.73 = 660,918.02/x
  3. Step 3: Cross multiply
    1,204,781.18x = 1,662,610.73 × 660,918.02
  4. Step 4: Simplify right side
    1,204,781.18x = 1,098,849,380,084.71
  5. Step 5: Solve for x
    x = 1,098,849,380,084.71/1,204,781.18
  6. Step 6: Final answer
    x = 912,073.83

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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.