Home / 1,137,965.28-1,708,019.28-577,402.08

Finding the Fourth Proportional to 1,137,965.28, 1,708,019.28 and 577,402.08

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Solution

The fourth proportional to 1,137,965.28, 1,708,019.28 and 577,402.08 is: 866,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,965.28 : 1,708,019.28 = 577,402.08 : x
  2. Step 2: Convert to fraction form
    1,137,965.28/1,708,019.28 = 577,402.08/x
  3. Step 3: Cross multiply
    1,137,965.28x = 1,708,019.28 × 577,402.08
  4. Step 4: Simplify right side
    1,137,965.28x = 986,213,884,952.10
  5. Step 5: Solve for x
    x = 986,213,884,952.10/1,137,965.28
  6. Step 6: Final answer
    x = 866,646.73

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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.