Home / 1,514,105.39-2,088,937.81-970,540.90

Finding the Fourth Proportional to 1,514,105.39, 2,088,937.81 and 970,540.90

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Solution

The fourth proportional to 1,514,105.39, 2,088,937.81 and 970,540.90 is: 1,339,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,105.39 : 2,088,937.81 = 970,540.90 : x
  2. Step 2: Convert to fraction form
    1,514,105.39/2,088,937.81 = 970,540.90/x
  3. Step 3: Cross multiply
    1,514,105.39x = 2,088,937.81 × 970,540.90
  4. Step 4: Simplify right side
    1,514,105.39x = 2,027,399,589,902.54
  5. Step 5: Solve for x
    x = 2,027,399,589,902.54/1,514,105.39
  6. Step 6: Final answer
    x = 1,339,008.24

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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.