Home / 2,081,163.80-3,121,308.30-883,125.20

Finding the Fourth Proportional to 2,081,163.80, 3,121,308.30 and 883,125.20

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Solution

The fourth proportional to 2,081,163.80, 3,121,308.30 and 883,125.20 is: 1,324,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,163.80 : 3,121,308.30 = 883,125.20 : x
  2. Step 2: Convert to fraction form
    2,081,163.80/3,121,308.30 = 883,125.20/x
  3. Step 3: Cross multiply
    2,081,163.80x = 3,121,308.30 × 883,125.20
  4. Step 4: Simplify right side
    2,081,163.80x = 2,756,506,016,699.16
  5. Step 5: Solve for x
    x = 2,756,506,016,699.16/2,081,163.80
  6. Step 6: Final answer
    x = 1,324,502.19

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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.