Home / 1,034,139.90-1,551,258.45-324,191.10

Finding the Fourth Proportional to 1,034,139.90, 1,551,258.45 and 324,191.10

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Solution

The fourth proportional to 1,034,139.90, 1,551,258.45 and 324,191.10 is: 486,301.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,139.90 : 1,551,258.45 = 324,191.10 : x
  2. Step 2: Convert to fraction form
    1,034,139.90/1,551,258.45 = 324,191.10/x
  3. Step 3: Cross multiply
    1,034,139.90x = 1,551,258.45 × 324,191.10
  4. Step 4: Simplify right side
    1,034,139.90x = 502,904,183,289.80
  5. Step 5: Solve for x
    x = 502,904,183,289.80/1,034,139.90
  6. Step 6: Final answer
    x = 486,301.89

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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.