Home / 980,867.12-1,471,291.22-581,220.24

Finding the Fourth Proportional to 980,867.12, 1,471,291.22 and 581,220.24

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Solution

The fourth proportional to 980,867.12, 1,471,291.22 and 581,220.24 is: 871,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,867.12 : 1,471,291.22 = 581,220.24 : x
  2. Step 2: Convert to fraction form
    980,867.12/1,471,291.22 = 581,220.24/x
  3. Step 3: Cross multiply
    980,867.12x = 1,471,291.22 × 581,220.24
  4. Step 4: Simplify right side
    980,867.12x = 855,144,235,998.29
  5. Step 5: Solve for x
    x = 855,144,235,998.29/980,867.12
  6. Step 6: Final answer
    x = 871,824.75

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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.