Home / 1,109,517.16-1,664,323.12-435,744.48

Finding the Fourth Proportional to 1,109,517.16, 1,664,323.12 and 435,744.48

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Solution

The fourth proportional to 1,109,517.16, 1,664,323.12 and 435,744.48 is: 653,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,517.16 : 1,664,323.12 = 435,744.48 : x
  2. Step 2: Convert to fraction form
    1,109,517.16/1,664,323.12 = 435,744.48/x
  3. Step 3: Cross multiply
    1,109,517.16x = 1,664,323.12 × 435,744.48
  4. Step 4: Simplify right side
    1,109,517.16x = 725,219,612,476.38
  5. Step 5: Solve for x
    x = 725,219,612,476.38/1,109,517.16
  6. Step 6: Final answer
    x = 653,635.33

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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.