Home / 1,251,487.69-1,876,118.22-452,591.62

Finding the Fourth Proportional to 1,251,487.69, 1,876,118.22 and 452,591.62

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Solution

The fourth proportional to 1,251,487.69, 1,876,118.22 and 452,591.62 is: 678,484.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,487.69 : 1,876,118.22 = 452,591.62 : x
  2. Step 2: Convert to fraction form
    1,251,487.69/1,876,118.22 = 452,591.62/x
  3. Step 3: Cross multiply
    1,251,487.69x = 1,876,118.22 × 452,591.62
  4. Step 4: Simplify right side
    1,251,487.69x = 849,115,379,811.02
  5. Step 5: Solve for x
    x = 849,115,379,811.02/1,251,487.69
  6. Step 6: Final answer
    x = 678,484.81

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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.