Home / 1,255,876.72-1,733,057.14-712,049.10

Finding the Fourth Proportional to 1,255,876.72, 1,733,057.14 and 712,049.10

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Solution

The fourth proportional to 1,255,876.72, 1,733,057.14 and 712,049.10 is: 982,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,876.72 : 1,733,057.14 = 712,049.10 : x
  2. Step 2: Convert to fraction form
    1,255,876.72/1,733,057.14 = 712,049.10/x
  3. Step 3: Cross multiply
    1,255,876.72x = 1,733,057.14 × 712,049.10
  4. Step 4: Simplify right side
    1,255,876.72x = 1,234,021,776,785.57
  5. Step 5: Solve for x
    x = 1,234,021,776,785.57/1,255,876.72
  6. Step 6: Final answer
    x = 982,597.86

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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.