Home / 996,347.18-1,374,724.38-738,819.73

Finding the Fourth Proportional to 996,347.18, 1,374,724.38 and 738,819.73

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Solution

The fourth proportional to 996,347.18, 1,374,724.38 and 738,819.73 is: 1,019,397.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,347.18 : 1,374,724.38 = 738,819.73 : x
  2. Step 2: Convert to fraction form
    996,347.18/1,374,724.38 = 738,819.73/x
  3. Step 3: Cross multiply
    996,347.18x = 1,374,724.38 × 738,819.73
  4. Step 4: Simplify right side
    996,347.18x = 1,015,673,488,382.40
  5. Step 5: Solve for x
    x = 1,015,673,488,382.40/996,347.18
  6. Step 6: Final answer
    x = 1,019,397.17

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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.