Home / 1,356,577.28-2,031,746.20-756,209.40

Finding the Fourth Proportional to 1,356,577.28, 2,031,746.20 and 756,209.40

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Solution

The fourth proportional to 1,356,577.28, 2,031,746.20 and 756,209.40 is: 1,132,575.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,577.28 : 2,031,746.20 = 756,209.40 : x
  2. Step 2: Convert to fraction form
    1,356,577.28/2,031,746.20 = 756,209.40/x
  3. Step 3: Cross multiply
    1,356,577.28x = 2,031,746.20 × 756,209.40
  4. Step 4: Simplify right side
    1,356,577.28x = 1,536,425,574,854.28
  5. Step 5: Solve for x
    x = 1,536,425,574,854.28/1,356,577.28
  6. Step 6: Final answer
    x = 1,132,575.05

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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.