Home / 1,098,677.40-1,648,016.10-673,524.60

Finding the Fourth Proportional to 1,098,677.40, 1,648,016.10 and 673,524.60

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Solution

The fourth proportional to 1,098,677.40, 1,648,016.10 and 673,524.60 is: 1,010,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,677.40 : 1,648,016.10 = 673,524.60 : x
  2. Step 2: Convert to fraction form
    1,098,677.40/1,648,016.10 = 673,524.60/x
  3. Step 3: Cross multiply
    1,098,677.40x = 1,648,016.10 × 673,524.60
  4. Step 4: Simplify right side
    1,098,677.40x = 1,109,979,384,546.06
  5. Step 5: Solve for x
    x = 1,109,979,384,546.06/1,098,677.40
  6. Step 6: Final answer
    x = 1,010,286.90

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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.