Home / 1,281,874.75-1,768,452.64-737,880.37

Finding the Fourth Proportional to 1,281,874.75, 1,768,452.64 and 737,880.37

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Solution

The fourth proportional to 1,281,874.75, 1,768,452.64 and 737,880.37 is: 1,017,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,874.75 : 1,768,452.64 = 737,880.37 : x
  2. Step 2: Convert to fraction form
    1,281,874.75/1,768,452.64 = 737,880.37/x
  3. Step 3: Cross multiply
    1,281,874.75x = 1,768,452.64 × 737,880.37
  4. Step 4: Simplify right side
    1,281,874.75x = 1,304,906,488,330.68
  5. Step 5: Solve for x
    x = 1,304,906,488,330.68/1,281,874.75
  6. Step 6: Final answer
    x = 1,017,967.23

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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.