Home / 1,253,998.27-1,730,527.78-681,042.54

Finding the Fourth Proportional to 1,253,998.27, 1,730,527.78 and 681,042.54

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Solution

The fourth proportional to 1,253,998.27, 1,730,527.78 and 681,042.54 is: 939,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,998.27 : 1,730,527.78 = 681,042.54 : x
  2. Step 2: Convert to fraction form
    1,253,998.27/1,730,527.78 = 681,042.54/x
  3. Step 3: Cross multiply
    1,253,998.27x = 1,730,527.78 × 681,042.54
  4. Step 4: Simplify right side
    1,253,998.27x = 1,178,563,034,831.76
  5. Step 5: Solve for x
    x = 1,178,563,034,831.76/1,253,998.27
  6. Step 6: Final answer
    x = 939,844.23

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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.