Home / 1,253,997.77-1,730,527.10-681,042.05

Finding the Fourth Proportional to 1,253,997.77, 1,730,527.10 and 681,042.05

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Solution

The fourth proportional to 1,253,997.77, 1,730,527.10 and 681,042.05 is: 939,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,997.77 : 1,730,527.10 = 681,042.05 : x
  2. Step 2: Convert to fraction form
    1,253,997.77/1,730,527.10 = 681,042.05/x
  3. Step 3: Cross multiply
    1,253,997.77x = 1,730,527.10 × 681,042.05
  4. Step 4: Simplify right side
    1,253,997.77x = 1,178,561,711,706.71
  5. Step 5: Solve for x
    x = 1,178,561,711,706.71/1,253,997.77
  6. Step 6: Final answer
    x = 939,843.54

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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.