Home / 884,831.71-1,325,180.85-813,382.42

Finding the Fourth Proportional to 884,831.71, 1,325,180.85 and 813,382.42

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Solution

The fourth proportional to 884,831.71, 1,325,180.85 and 813,382.42 is: 1,218,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,831.71 : 1,325,180.85 = 813,382.42 : x
  2. Step 2: Convert to fraction form
    884,831.71/1,325,180.85 = 813,382.42/x
  3. Step 3: Cross multiply
    884,831.71x = 1,325,180.85 × 813,382.42
  4. Step 4: Simplify right side
    884,831.71x = 1,077,878,806,710.66
  5. Step 5: Solve for x
    x = 1,077,878,806,710.66/884,831.71
  6. Step 6: Final answer
    x = 1,218,173.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.