Home / 1,011,614.12-1,396,010.94-552,718.61

Finding the Fourth Proportional to 1,011,614.12, 1,396,010.94 and 552,718.61

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Solution

The fourth proportional to 1,011,614.12, 1,396,010.94 and 552,718.61 is: 762,742.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,614.12 : 1,396,010.94 = 552,718.61 : x
  2. Step 2: Convert to fraction form
    1,011,614.12/1,396,010.94 = 552,718.61/x
  3. Step 3: Cross multiply
    1,011,614.12x = 1,396,010.94 × 552,718.61
  4. Step 4: Simplify right side
    1,011,614.12x = 771,601,226,301.59
  5. Step 5: Solve for x
    x = 771,601,226,301.59/1,011,614.12
  6. Step 6: Final answer
    x = 762,742.64

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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.