Home / 1,506,138.32-2,078,389.32-826,965.20

Finding the Fourth Proportional to 1,506,138.32, 2,078,389.32 and 826,965.20

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Solution

The fourth proportional to 1,506,138.32, 2,078,389.32 and 826,965.20 is: 1,141,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,138.32 : 2,078,389.32 = 826,965.20 : x
  2. Step 2: Convert to fraction form
    1,506,138.32/2,078,389.32 = 826,965.20/x
  3. Step 3: Cross multiply
    1,506,138.32x = 2,078,389.32 × 826,965.20
  4. Step 4: Simplify right side
    1,506,138.32x = 1,718,755,639,691.66
  5. Step 5: Solve for x
    x = 1,718,755,639,691.66/1,506,138.32
  6. Step 6: Final answer
    x = 1,141,167.19

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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.