Home / 1,517,023.19-2,275,519.19-876,919.64

Finding the Fourth Proportional to 1,517,023.19, 2,275,519.19 and 876,919.64

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Solution

The fourth proportional to 1,517,023.19, 2,275,519.19 and 876,919.64 is: 1,315,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,023.19 : 2,275,519.19 = 876,919.64 : x
  2. Step 2: Convert to fraction form
    1,517,023.19/2,275,519.19 = 876,919.64/x
  3. Step 3: Cross multiply
    1,517,023.19x = 2,275,519.19 × 876,919.64
  4. Step 4: Simplify right side
    1,517,023.19x = 1,995,447,478,511.19
  5. Step 5: Solve for x
    x = 1,995,447,478,511.19/1,517,023.19
  6. Step 6: Final answer
    x = 1,315,370.45

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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.