Home / 3,187,463.97-4,398,486.39-1,811,097.39

Finding the Fourth Proportional to 3,187,463.97, 4,398,486.39 and 1,811,097.39

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Solution

The fourth proportional to 3,187,463.97, 4,398,486.39 and 1,811,097.39 is: 2,499,192.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,463.97 : 4,398,486.39 = 1,811,097.39 : x
  2. Step 2: Convert to fraction form
    3,187,463.97/4,398,486.39 = 1,811,097.39/x
  3. Step 3: Cross multiply
    3,187,463.97x = 4,398,486.39 × 1,811,097.39
  4. Step 4: Simplify right side
    3,187,463.97x = 7,966,087,220,879.52
  5. Step 5: Solve for x
    x = 7,966,087,220,879.52/3,187,463.97
  6. Step 6: Final answer
    x = 2,499,192.87

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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.