Home / 5,098,385.28-7,036,024.32-2,806,521.60

Finding the Fourth Proportional to 5,098,385.28, 7,036,024.32 and 2,806,521.60

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Solution

The fourth proportional to 5,098,385.28, 7,036,024.32 and 2,806,521.60 is: 3,873,138.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098,385.28 : 7,036,024.32 = 2,806,521.60 : x
  2. Step 2: Convert to fraction form
    5,098,385.28/7,036,024.32 = 2,806,521.60/x
  3. Step 3: Cross multiply
    5,098,385.28x = 7,036,024.32 × 2,806,521.60
  4. Step 4: Simplify right side
    5,098,385.28x = 19,746,754,232,205.31
  5. Step 5: Solve for x
    x = 19,746,754,232,205.31/5,098,385.28
  6. Step 6: Final answer
    x = 3,873,138.88

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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.