Home / 2,728,025.60-4,092,458.85-930,489.12

Finding the Fourth Proportional to 2,728,025.60, 4,092,458.85 and 930,489.12

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Solution

The fourth proportional to 2,728,025.60, 4,092,458.85 and 930,489.12 is: 1,395,877.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,025.60 : 4,092,458.85 = 930,489.12 : x
  2. Step 2: Convert to fraction form
    2,728,025.60/4,092,458.85 = 930,489.12/x
  3. Step 3: Cross multiply
    2,728,025.60x = 4,092,458.85 × 930,489.12
  4. Step 4: Simplify right side
    2,728,025.60x = 3,807,988,433,972.71
  5. Step 5: Solve for x
    x = 3,807,988,433,972.71/2,728,025.60
  6. Step 6: Final answer
    x = 1,395,877.09

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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.