Home / 2,275,066.25-3,139,572.17-1,256,449.13

Finding the Fourth Proportional to 2,275,066.25, 3,139,572.17 and 1,256,449.13

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Solution

The fourth proportional to 2,275,066.25, 3,139,572.17 and 1,256,449.13 is: 1,733,889.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,066.25 : 3,139,572.17 = 1,256,449.13 : x
  2. Step 2: Convert to fraction form
    2,275,066.25/3,139,572.17 = 1,256,449.13/x
  3. Step 3: Cross multiply
    2,275,066.25x = 3,139,572.17 × 1,256,449.13
  4. Step 4: Simplify right side
    2,275,066.25x = 3,944,712,709,011.97
  5. Step 5: Solve for x
    x = 3,944,712,709,011.97/2,275,066.25
  6. Step 6: Final answer
    x = 1,733,889.16

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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.