Home / 1,353,612.43-1,867,985.17-741,789.27

Finding the Fourth Proportional to 1,353,612.43, 1,867,985.17 and 741,789.27

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Solution

The fourth proportional to 1,353,612.43, 1,867,985.17 and 741,789.27 is: 1,023,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,612.43 : 1,867,985.17 = 741,789.27 : x
  2. Step 2: Convert to fraction form
    1,353,612.43/1,867,985.17 = 741,789.27/x
  3. Step 3: Cross multiply
    1,353,612.43x = 1,867,985.17 × 741,789.27
  4. Step 4: Simplify right side
    1,353,612.43x = 1,385,651,355,625.13
  5. Step 5: Solve for x
    x = 1,385,651,355,625.13/1,353,612.43
  6. Step 6: Final answer
    x = 1,023,669.20

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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.