Home / 2,887,584.60-3,985,222.92-1,647,500.28

Finding the Fourth Proportional to 2,887,584.60, 3,985,222.92 and 1,647,500.28

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Solution

The fourth proportional to 2,887,584.60, 3,985,222.92 and 1,647,500.28 is: 2,273,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,584.60 : 3,985,222.92 = 1,647,500.28 : x
  2. Step 2: Convert to fraction form
    2,887,584.60/3,985,222.92 = 1,647,500.28/x
  3. Step 3: Cross multiply
    2,887,584.60x = 3,985,222.92 × 1,647,500.28
  4. Step 4: Simplify right side
    2,887,584.60x = 6,565,655,876,562.42
  5. Step 5: Solve for x
    x = 6,565,655,876,562.42/2,887,584.60
  6. Step 6: Final answer
    x = 2,273,753.60

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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.