Home / 2,080,278.40-3,120,417.62-1,016,003.20

Finding the Fourth Proportional to 2,080,278.40, 3,120,417.62 and 1,016,003.20

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Solution

The fourth proportional to 2,080,278.40, 3,120,417.62 and 1,016,003.20 is: 1,524,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,278.40 : 3,120,417.62 = 1,016,003.20 : x
  2. Step 2: Convert to fraction form
    2,080,278.40/3,120,417.62 = 1,016,003.20/x
  3. Step 3: Cross multiply
    2,080,278.40x = 3,120,417.62 × 1,016,003.20
  4. Step 4: Simplify right side
    2,080,278.40x = 3,170,354,287,256.38
  5. Step 5: Solve for x
    x = 3,170,354,287,256.38/2,080,278.40
  6. Step 6: Final answer
    x = 1,524,004.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.