Home / 1,950,278.28-2,691,332.19-1,079,090.25

Finding the Fourth Proportional to 1,950,278.28, 2,691,332.19 and 1,079,090.25

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Solution

The fourth proportional to 1,950,278.28, 2,691,332.19 and 1,079,090.25 is: 1,489,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,278.28 : 2,691,332.19 = 1,079,090.25 : x
  2. Step 2: Convert to fraction form
    1,950,278.28/2,691,332.19 = 1,079,090.25/x
  3. Step 3: Cross multiply
    1,950,278.28x = 2,691,332.19 × 1,079,090.25
  4. Step 4: Simplify right side
    1,950,278.28x = 2,904,190,325,740.15
  5. Step 5: Solve for x
    x = 2,904,190,325,740.15/1,950,278.28
  6. Step 6: Final answer
    x = 1,489,115.86

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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.