Home / 6,236,460.72-9,354,691.05-1,976,628.78

Finding the Fourth Proportional to 6,236,460.72, 9,354,691.05 and 1,976,628.78

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Solution

The fourth proportional to 6,236,460.72, 9,354,691.05 and 1,976,628.78 is: 2,964,943.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236,460.72 : 9,354,691.05 = 1,976,628.78 : x
  2. Step 2: Convert to fraction form
    6,236,460.72/9,354,691.05 = 1,976,628.78/x
  3. Step 3: Cross multiply
    6,236,460.72x = 9,354,691.05 × 1,976,628.78
  4. Step 4: Simplify right side
    6,236,460.72x = 18,490,751,557,438.42
  5. Step 5: Solve for x
    x = 18,490,751,557,438.42/6,236,460.72
  6. Step 6: Final answer
    x = 2,964,943.16

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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.