Home / 5,251,190.94-7,876,787.76-1,657,239.17

Finding the Fourth Proportional to 5,251,190.94, 7,876,787.76 and 1,657,239.17

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Solution

The fourth proportional to 5,251,190.94, 7,876,787.76 and 1,657,239.17 is: 2,485,859.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,190.94 : 7,876,787.76 = 1,657,239.17 : x
  2. Step 2: Convert to fraction form
    5,251,190.94/7,876,787.76 = 1,657,239.17/x
  3. Step 3: Cross multiply
    5,251,190.94x = 7,876,787.76 × 1,657,239.17
  4. Step 4: Simplify right side
    5,251,190.94x = 13,053,721,170,264.62
  5. Step 5: Solve for x
    x = 13,053,721,170,264.62/5,251,190.94
  6. Step 6: Final answer
    x = 2,485,859.17

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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.