Home / 1,517,187.60-2,275,781.40-1,447,203.60

Finding the Fourth Proportional to 1,517,187.60, 2,275,781.40 and 1,447,203.60

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Solution

The fourth proportional to 1,517,187.60, 2,275,781.40 and 1,447,203.60 is: 2,170,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,187.60 : 2,275,781.40 = 1,447,203.60 : x
  2. Step 2: Convert to fraction form
    1,517,187.60/2,275,781.40 = 1,447,203.60/x
  3. Step 3: Cross multiply
    1,517,187.60x = 2,275,781.40 × 1,447,203.60
  4. Step 4: Simplify right side
    1,517,187.60x = 3,293,519,034,893.04
  5. Step 5: Solve for x
    x = 3,293,519,034,893.04/1,517,187.60
  6. Step 6: Final answer
    x = 2,170,805.40

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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.