Home / 1,057,691.52-1,586,734.11-347,747.58

Finding the Fourth Proportional to 1,057,691.52, 1,586,734.11 and 347,747.58

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Solution

The fourth proportional to 1,057,691.52, 1,586,734.11 and 347,747.58 is: 521,686.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,691.52 : 1,586,734.11 = 347,747.58 : x
  2. Step 2: Convert to fraction form
    1,057,691.52/1,586,734.11 = 347,747.58/x
  3. Step 3: Cross multiply
    1,057,691.52x = 1,586,734.11 × 347,747.58
  4. Step 4: Simplify right side
    1,057,691.52x = 551,782,946,855.95
  5. Step 5: Solve for x
    x = 551,782,946,855.95/1,057,691.52
  6. Step 6: Final answer
    x = 521,686.08

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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.