Home / 2,287,493.52-3,431,400.12-939,724.08

Finding the Fourth Proportional to 2,287,493.52, 3,431,400.12 and 939,724.08

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Solution

The fourth proportional to 2,287,493.52, 3,431,400.12 and 939,724.08 is: 1,409,651.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,493.52 : 3,431,400.12 = 939,724.08 : x
  2. Step 2: Convert to fraction form
    2,287,493.52/3,431,400.12 = 939,724.08/x
  3. Step 3: Cross multiply
    2,287,493.52x = 3,431,400.12 × 939,724.08
  4. Step 4: Simplify right side
    2,287,493.52x = 3,224,569,320,878.89
  5. Step 5: Solve for x
    x = 3,224,569,320,878.89/2,287,493.52
  6. Step 6: Final answer
    x = 1,409,651.78

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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.