Home / 1,254,542.70-1,881,815.52-343,732.88

Finding the Fourth Proportional to 1,254,542.70, 1,881,815.52 and 343,732.88

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Solution

The fourth proportional to 1,254,542.70, 1,881,815.52 and 343,732.88 is: 515,599.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,542.70 : 1,881,815.52 = 343,732.88 : x
  2. Step 2: Convert to fraction form
    1,254,542.70/1,881,815.52 = 343,732.88/x
  3. Step 3: Cross multiply
    1,254,542.70x = 1,881,815.52 × 343,732.88
  4. Step 4: Simplify right side
    1,254,542.70x = 646,841,868,318.30
  5. Step 5: Solve for x
    x = 646,841,868,318.30/1,254,542.70
  6. Step 6: Final answer
    x = 515,599.72

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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.