Home / 5,376,728.52-7,419,881.28-2,962,280.52

Finding the Fourth Proportional to 5,376,728.52, 7,419,881.28 and 2,962,280.52

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Solution

The fourth proportional to 5,376,728.52, 7,419,881.28 and 2,962,280.52 is: 4,087,944.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,728.52 : 7,419,881.28 = 2,962,280.52 : x
  2. Step 2: Convert to fraction form
    5,376,728.52/7,419,881.28 = 2,962,280.52/x
  3. Step 3: Cross multiply
    5,376,728.52x = 7,419,881.28 × 2,962,280.52
  4. Step 4: Simplify right side
    5,376,728.52x = 21,979,769,776,456.67
  5. Step 5: Solve for x
    x = 21,979,769,776,456.67/5,376,728.52
  6. Step 6: Final answer
    x = 4,087,944.87

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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.