Home / 2,195,632.40-3,292,629.40-865,661.20

Finding the Fourth Proportional to 2,195,632.40, 3,292,629.40 and 865,661.20

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Solution

The fourth proportional to 2,195,632.40, 3,292,629.40 and 865,661.20 is: 1,298,168.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,632.40 : 3,292,629.40 = 865,661.20 : x
  2. Step 2: Convert to fraction form
    2,195,632.40/3,292,629.40 = 865,661.20/x
  3. Step 3: Cross multiply
    2,195,632.40x = 3,292,629.40 × 865,661.20
  4. Step 4: Simplify right side
    2,195,632.40x = 2,850,301,517,559.28
  5. Step 5: Solve for x
    x = 2,850,301,517,559.28/2,195,632.40
  6. Step 6: Final answer
    x = 1,298,168.82

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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.