Home / 1,458,831.97-2,188,422.46-447,821.06

Finding the Fourth Proportional to 1,458,831.97, 2,188,422.46 and 447,821.06

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Solution

The fourth proportional to 1,458,831.97, 2,188,422.46 and 447,821.06 is: 671,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,831.97 : 2,188,422.46 = 447,821.06 : x
  2. Step 2: Convert to fraction form
    1,458,831.97/2,188,422.46 = 447,821.06/x
  3. Step 3: Cross multiply
    1,458,831.97x = 2,188,422.46 × 447,821.06
  4. Step 4: Simplify right side
    1,458,831.97x = 980,021,655,382.67
  5. Step 5: Solve for x
    x = 980,021,655,382.67/1,458,831.97
  6. Step 6: Final answer
    x = 671,785.15

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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.