Home / 2,251,165.38-3,106,609.19-1,218,673.14

Finding the Fourth Proportional to 2,251,165.38, 3,106,609.19 and 1,218,673.14

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Solution

The fourth proportional to 2,251,165.38, 3,106,609.19 and 1,218,673.14 is: 1,681,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,165.38 : 3,106,609.19 = 1,218,673.14 : x
  2. Step 2: Convert to fraction form
    2,251,165.38/3,106,609.19 = 1,218,673.14/x
  3. Step 3: Cross multiply
    2,251,165.38x = 3,106,609.19 × 1,218,673.14
  4. Step 4: Simplify right side
    2,251,165.38x = 3,785,941,173,283.47
  5. Step 5: Solve for x
    x = 3,785,941,173,283.47/2,251,165.38
  6. Step 6: Final answer
    x = 1,681,769.45

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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.