Home / 1,248,821.71-1,723,379.15-675,861.83

Finding the Fourth Proportional to 1,248,821.71, 1,723,379.15 and 675,861.83

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Solution

The fourth proportional to 1,248,821.71, 1,723,379.15 and 675,861.83 is: 932,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,821.71 : 1,723,379.15 = 675,861.83 : x
  2. Step 2: Convert to fraction form
    1,248,821.71/1,723,379.15 = 675,861.83/x
  3. Step 3: Cross multiply
    1,248,821.71x = 1,723,379.15 × 675,861.83
  4. Step 4: Simplify right side
    1,248,821.71x = 1,164,766,186,102.84
  5. Step 5: Solve for x
    x = 1,164,766,186,102.84/1,248,821.71
  6. Step 6: Final answer
    x = 932,692.13

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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.