Home / 1,522,937.78-2,101,387.68-869,265.35

Finding the Fourth Proportional to 1,522,937.78, 2,101,387.68 and 869,265.35

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Solution

The fourth proportional to 1,522,937.78, 2,101,387.68 and 869,265.35 is: 1,199,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,937.78 : 2,101,387.68 = 869,265.35 : x
  2. Step 2: Convert to fraction form
    1,522,937.78/2,101,387.68 = 869,265.35/x
  3. Step 3: Cross multiply
    1,522,937.78x = 2,101,387.68 × 869,265.35
  4. Step 4: Simplify right side
    1,522,937.78x = 1,826,663,486,633.95
  5. Step 5: Solve for x
    x = 1,826,663,486,633.95/1,522,937.78
  6. Step 6: Final answer
    x = 1,199,434.09

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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.