Home / 4,278,181.32-6,417,505.72-1,083,335.20

Finding the Fourth Proportional to 4,278,181.32, 6,417,505.72 and 1,083,335.20

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Solution

The fourth proportional to 4,278,181.32, 6,417,505.72 and 1,083,335.20 is: 1,625,061.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,181.32 : 6,417,505.72 = 1,083,335.20 : x
  2. Step 2: Convert to fraction form
    4,278,181.32/6,417,505.72 = 1,083,335.20/x
  3. Step 3: Cross multiply
    4,278,181.32x = 6,417,505.72 × 1,083,335.20
  4. Step 4: Simplify right side
    4,278,181.32x = 6,952,309,842,677.34
  5. Step 5: Solve for x
    x = 6,952,309,842,677.34/4,278,181.32
  6. Step 6: Final answer
    x = 1,625,061.99

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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.