Home / 1,959,557.90-2,939,351.42-539,691.88

Finding the Fourth Proportional to 1,959,557.90, 2,939,351.42 and 539,691.88

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Solution

The fourth proportional to 1,959,557.90, 2,939,351.42 and 539,691.88 is: 809,541.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,557.90 : 2,939,351.42 = 539,691.88 : x
  2. Step 2: Convert to fraction form
    1,959,557.90/2,939,351.42 = 539,691.88/x
  3. Step 3: Cross multiply
    1,959,557.90x = 2,939,351.42 × 539,691.88
  4. Step 4: Simplify right side
    1,959,557.90x = 1,586,344,093,840.47
  5. Step 5: Solve for x
    x = 1,586,344,093,840.47/1,959,557.90
  6. Step 6: Final answer
    x = 809,541.83

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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.