Home / 1,665,789.43-2,298,790.11-901,842.79

Finding the Fourth Proportional to 1,665,789.43, 2,298,790.11 and 901,842.79

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Solution

The fourth proportional to 1,665,789.43, 2,298,790.11 and 901,842.79 is: 1,244,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,789.43 : 2,298,790.11 = 901,842.79 : x
  2. Step 2: Convert to fraction form
    1,665,789.43/2,298,790.11 = 901,842.79/x
  3. Step 3: Cross multiply
    1,665,789.43x = 2,298,790.11 × 901,842.79
  4. Step 4: Simplify right side
    1,665,789.43x = 2,073,147,286,426.81
  5. Step 5: Solve for x
    x = 2,073,147,286,426.81/1,665,789.43
  6. Step 6: Final answer
    x = 1,244,543.43

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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.