Home / 2,287,812.30-3,155,869.26-1,426,877.88

Finding the Fourth Proportional to 2,287,812.30, 3,155,869.26 and 1,426,877.88

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Solution

The fourth proportional to 2,287,812.30, 3,155,869.26 and 1,426,877.88 is: 1,968,273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,812.30 : 3,155,869.26 = 1,426,877.88 : x
  2. Step 2: Convert to fraction form
    2,287,812.30/3,155,869.26 = 1,426,877.88/x
  3. Step 3: Cross multiply
    2,287,812.30x = 3,155,869.26 × 1,426,877.88
  4. Step 4: Simplify right side
    2,287,812.30x = 4,503,040,039,265.97
  5. Step 5: Solve for x
    x = 4,503,040,039,265.97/2,287,812.30
  6. Step 6: Final answer
    x = 1,968,273.38

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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.