Home / 1,439,478.88-2,157,773.28-492,201.76

Finding the Fourth Proportional to 1,439,478.88, 2,157,773.28 and 492,201.76

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Solution

The fourth proportional to 1,439,478.88, 2,157,773.28 and 492,201.76 is: 737,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,478.88 : 2,157,773.28 = 492,201.76 : x
  2. Step 2: Convert to fraction form
    1,439,478.88/2,157,773.28 = 492,201.76/x
  3. Step 3: Cross multiply
    1,439,478.88x = 2,157,773.28 × 492,201.76
  4. Step 4: Simplify right side
    1,439,478.88x = 1,062,059,806,096.97
  5. Step 5: Solve for x
    x = 1,062,059,806,096.97/1,439,478.88
  6. Step 6: Final answer
    x = 737,808.54

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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.