Home / 1,165,941.20-1,608,262.92-802,734.48

Finding the Fourth Proportional to 1,165,941.20, 1,608,262.92 and 802,734.48

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Solution

The fourth proportional to 1,165,941.20, 1,608,262.92 and 802,734.48 is: 1,107,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,941.20 : 1,608,262.92 = 802,734.48 : x
  2. Step 2: Convert to fraction form
    1,165,941.20/1,608,262.92 = 802,734.48/x
  3. Step 3: Cross multiply
    1,165,941.20x = 1,608,262.92 × 802,734.48
  4. Step 4: Simplify right side
    1,165,941.20x = 1,291,008,098,789.48
  5. Step 5: Solve for x
    x = 1,291,008,098,789.48/1,165,941.20
  6. Step 6: Final answer
    x = 1,107,266.90

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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.