Home / 948,906.76-1,421,785.48-667,833.52

Finding the Fourth Proportional to 948,906.76, 1,421,785.48 and 667,833.52

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Solution

The fourth proportional to 948,906.76, 1,421,785.48 and 667,833.52 is: 1,000,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,906.76 : 1,421,785.48 = 667,833.52 : x
  2. Step 2: Convert to fraction form
    948,906.76/1,421,785.48 = 667,833.52/x
  3. Step 3: Cross multiply
    948,906.76x = 1,421,785.48 × 667,833.52
  4. Step 4: Simplify right side
    948,906.76x = 949,516,001,793.29
  5. Step 5: Solve for x
    x = 949,516,001,793.29/948,906.76
  6. Step 6: Final answer
    x = 1,000,642.05

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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.