Home / 1,098,744.40-1,648,116.60-673,591.60

Finding the Fourth Proportional to 1,098,744.40, 1,648,116.60 and 673,591.60

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Solution

The fourth proportional to 1,098,744.40, 1,648,116.60 and 673,591.60 is: 1,010,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,744.40 : 1,648,116.60 = 673,591.60 : x
  2. Step 2: Convert to fraction form
    1,098,744.40/1,648,116.60 = 673,591.60/x
  3. Step 3: Cross multiply
    1,098,744.40x = 1,648,116.60 × 673,591.60
  4. Step 4: Simplify right side
    1,098,744.40x = 1,110,157,497,580.56
  5. Step 5: Solve for x
    x = 1,110,157,497,580.56/1,098,744.40
  6. Step 6: Final answer
    x = 1,010,387.40

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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.