Home / 1,253,634.62-1,730,022.70-680,674.82

Finding the Fourth Proportional to 1,253,634.62, 1,730,022.70 and 680,674.82

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Solution

The fourth proportional to 1,253,634.62, 1,730,022.70 and 680,674.82 is: 939,335.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,634.62 : 1,730,022.70 = 680,674.82 : x
  2. Step 2: Convert to fraction form
    1,253,634.62/1,730,022.70 = 680,674.82/x
  3. Step 3: Cross multiply
    1,253,634.62x = 1,730,022.70 × 680,674.82
  4. Step 4: Simplify right side
    1,253,634.62x = 1,177,582,879,566.61
  5. Step 5: Solve for x
    x = 1,177,582,879,566.61/1,253,634.62
  6. Step 6: Final answer
    x = 939,335.00

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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.