Home / 1,348,788.87-1,861,306.60-736,928.43

Finding the Fourth Proportional to 1,348,788.87, 1,861,306.60 and 736,928.43

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Solution

The fourth proportional to 1,348,788.87, 1,861,306.60 and 736,928.43 is: 1,016,949.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,788.87 : 1,861,306.60 = 736,928.43 : x
  2. Step 2: Convert to fraction form
    1,348,788.87/1,861,306.60 = 736,928.43/x
  3. Step 3: Cross multiply
    1,348,788.87x = 1,861,306.60 × 736,928.43
  4. Step 4: Simplify right side
    1,348,788.87x = 1,371,649,750,486.64
  5. Step 5: Solve for x
    x = 1,371,649,750,486.64/1,348,788.87
  6. Step 6: Final answer
    x = 1,016,949.19

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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.