Home / 980,464.40-1,471,042.20-945,904.40

Finding the Fourth Proportional to 980,464.40, 1,471,042.20 and 945,904.40

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Solution

The fourth proportional to 980,464.40, 1,471,042.20 and 945,904.40 is: 1,419,190.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,464.40 : 1,471,042.20 = 945,904.40 : x
  2. Step 2: Convert to fraction form
    980,464.40/1,471,042.20 = 945,904.40/x
  3. Step 3: Cross multiply
    980,464.40x = 1,471,042.20 × 945,904.40
  4. Step 4: Simplify right side
    980,464.40x = 1,391,465,289,565.68
  5. Step 5: Solve for x
    x = 1,391,465,289,565.68/980,464.40
  6. Step 6: Final answer
    x = 1,419,190.02

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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.