Home / 2,740,121.62-3,781,375.02-1,516,511.52

Finding the Fourth Proportional to 2,740,121.62, 3,781,375.02 and 1,516,511.52

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Solution

The fourth proportional to 2,740,121.62, 3,781,375.02 and 1,516,511.52 is: 2,092,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,121.62 : 3,781,375.02 = 1,516,511.52 : x
  2. Step 2: Convert to fraction form
    2,740,121.62/3,781,375.02 = 1,516,511.52/x
  3. Step 3: Cross multiply
    2,740,121.62x = 3,781,375.02 × 1,516,511.52
  4. Step 4: Simplify right side
    2,740,121.62x = 5,734,498,779,270.23
  5. Step 5: Solve for x
    x = 5,734,498,779,270.23/2,740,121.62
  6. Step 6: Final answer
    x = 2,092,789.87

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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.