Home / 1,402,436.62-2,103,654.83-337,478.79

Finding the Fourth Proportional to 1,402,436.62, 2,103,654.83 and 337,478.79

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Solution

The fourth proportional to 1,402,436.62, 2,103,654.83 and 337,478.79 is: 506,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,436.62 : 2,103,654.83 = 337,478.79 : x
  2. Step 2: Convert to fraction form
    1,402,436.62/2,103,654.83 = 337,478.79/x
  3. Step 3: Cross multiply
    1,402,436.62x = 2,103,654.83 × 337,478.79
  4. Step 4: Simplify right side
    1,402,436.62x = 709,938,884,918.66
  5. Step 5: Solve for x
    x = 709,938,884,918.66/1,402,436.62
  6. Step 6: Final answer
    x = 506,218.16

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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.