Home / 1,269,831.27-1,751,868.28-725,675.13

Finding the Fourth Proportional to 1,269,831.27, 1,751,868.28 and 725,675.13

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Solution

The fourth proportional to 1,269,831.27, 1,751,868.28 and 725,675.13 is: 1,001,146.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,831.27 : 1,751,868.28 = 725,675.13 : x
  2. Step 2: Convert to fraction form
    1,269,831.27/1,751,868.28 = 725,675.13/x
  3. Step 3: Cross multiply
    1,269,831.27x = 1,751,868.28 × 725,675.13
  4. Step 4: Simplify right side
    1,269,831.27x = 1,271,287,241,831.88
  5. Step 5: Solve for x
    x = 1,271,287,241,831.88/1,269,831.27
  6. Step 6: Final answer
    x = 1,001,146.59

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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.