Home / 1,508,022.92-2,081,086.41-819,694.35

Finding the Fourth Proportional to 1,508,022.92, 2,081,086.41 and 819,694.35

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Solution

The fourth proportional to 1,508,022.92, 2,081,086.41 and 819,694.35 is: 1,131,186.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,022.92 : 2,081,086.41 = 819,694.35 : x
  2. Step 2: Convert to fraction form
    1,508,022.92/2,081,086.41 = 819,694.35/x
  3. Step 3: Cross multiply
    1,508,022.92x = 2,081,086.41 × 819,694.35
  4. Step 4: Simplify right side
    1,508,022.92x = 1,705,854,772,138.78
  5. Step 5: Solve for x
    x = 1,705,854,772,138.78/1,508,022.92
  6. Step 6: Final answer
    x = 1,131,186.24

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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.