Home / 3,187,807.61-4,399,135.79-1,737,498.56

Finding the Fourth Proportional to 3,187,807.61, 4,399,135.79 and 1,737,498.56

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Solution

The fourth proportional to 3,187,807.61, 4,399,135.79 and 1,737,498.56 is: 2,397,726.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,807.61 : 4,399,135.79 = 1,737,498.56 : x
  2. Step 2: Convert to fraction form
    3,187,807.61/4,399,135.79 = 1,737,498.56/x
  3. Step 3: Cross multiply
    3,187,807.61x = 4,399,135.79 × 1,737,498.56
  4. Step 4: Simplify right side
    3,187,807.61x = 7,643,492,069,686.29
  5. Step 5: Solve for x
    x = 7,643,492,069,686.29/3,187,807.61
  6. Step 6: Final answer
    x = 2,397,726.91

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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.