Home / 1,253,423.16-1,729,732.32-680,466.42

Finding the Fourth Proportional to 1,253,423.16, 1,729,732.32 and 680,466.42

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Solution

The fourth proportional to 1,253,423.16, 1,729,732.32 and 680,466.42 is: 939,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,423.16 : 1,729,732.32 = 680,466.42 : x
  2. Step 2: Convert to fraction form
    1,253,423.16/1,729,732.32 = 680,466.42/x
  3. Step 3: Cross multiply
    1,253,423.16x = 1,729,732.32 × 680,466.42
  4. Step 4: Simplify right side
    1,253,423.16x = 1,177,024,759,348.69
  5. Step 5: Solve for x
    x = 1,177,024,759,348.69/1,253,423.16
  6. Step 6: Final answer
    x = 939,048.20

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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.