Home / 1,351,833.75-1,865,559.75-748,221.75

Finding the Fourth Proportional to 1,351,833.75, 1,865,559.75 and 748,221.75

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Solution

The fourth proportional to 1,351,833.75, 1,865,559.75 and 748,221.75 is: 1,032,562.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,833.75 : 1,865,559.75 = 748,221.75 : x
  2. Step 2: Convert to fraction form
    1,351,833.75/1,865,559.75 = 748,221.75/x
  3. Step 3: Cross multiply
    1,351,833.75x = 1,865,559.75 × 748,221.75
  4. Step 4: Simplify right side
    1,351,833.75x = 1,395,852,380,874.56
  5. Step 5: Solve for x
    x = 1,395,852,380,874.56/1,351,833.75
  6. Step 6: Final answer
    x = 1,032,562.16

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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.