Home / 1,251,677.78-1,876,687.12-452,855.37

Finding the Fourth Proportional to 1,251,677.78, 1,876,687.12 and 452,855.37

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Solution

The fourth proportional to 1,251,677.78, 1,876,687.12 and 452,855.37 is: 678,982.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,677.78 : 1,876,687.12 = 452,855.37 : x
  2. Step 2: Convert to fraction form
    1,251,677.78/1,876,687.12 = 452,855.37/x
  3. Step 3: Cross multiply
    1,251,677.78x = 1,876,687.12 × 452,855.37
  4. Step 4: Simplify right side
    1,251,677.78x = 849,867,838,969.70
  5. Step 5: Solve for x
    x = 849,867,838,969.70/1,251,677.78
  6. Step 6: Final answer
    x = 678,982.93

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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.