Home / 1,482,978.27-2,046,491.51-871,186.78

Finding the Fourth Proportional to 1,482,978.27, 2,046,491.51 and 871,186.78

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Solution

The fourth proportional to 1,482,978.27, 2,046,491.51 and 871,186.78 is: 1,202,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,978.27 : 2,046,491.51 = 871,186.78 : x
  2. Step 2: Convert to fraction form
    1,482,978.27/2,046,491.51 = 871,186.78/x
  3. Step 3: Cross multiply
    1,482,978.27x = 2,046,491.51 × 871,186.78
  4. Step 4: Simplify right side
    1,482,978.27x = 1,782,876,352,794.24
  5. Step 5: Solve for x
    x = 1,782,876,352,794.24/1,482,978.27
  6. Step 6: Final answer
    x = 1,202,226.89

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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.