Home / 3,887,557.38-5,365,896.20-2,256,490.23

Finding the Fourth Proportional to 3,887,557.38, 5,365,896.20 and 2,256,490.23

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Solution

The fourth proportional to 3,887,557.38, 5,365,896.20 and 2,256,490.23 is: 3,114,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,557.38 : 5,365,896.20 = 2,256,490.23 : x
  2. Step 2: Convert to fraction form
    3,887,557.38/5,365,896.20 = 2,256,490.23/x
  3. Step 3: Cross multiply
    3,887,557.38x = 5,365,896.20 × 2,256,490.23
  4. Step 4: Simplify right side
    3,887,557.38x = 12,108,092,350,494.13
  5. Step 5: Solve for x
    x = 12,108,092,350,494.13/3,887,557.38
  6. Step 6: Final answer
    x = 3,114,575.85

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1.5x scale

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.