Home / 838,049.82-1,157,861.79-584,532.78

Finding the Fourth Proportional to 838,049.82, 1,157,861.79 and 584,532.78

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Solution

The fourth proportional to 838,049.82, 1,157,861.79 and 584,532.78 is: 807,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,049.82 : 1,157,861.79 = 584,532.78 : x
  2. Step 2: Convert to fraction form
    838,049.82/1,157,861.79 = 584,532.78/x
  3. Step 3: Cross multiply
    838,049.82x = 1,157,861.79 × 584,532.78
  4. Step 4: Simplify right side
    838,049.82x = 676,808,170,964.48
  5. Step 5: Solve for x
    x = 676,808,170,964.48/838,049.82
  6. Step 6: Final answer
    x = 807,598.97

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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.