Home / 2,961,215.28-4,443,591.96-2,720,293.20

Finding the Fourth Proportional to 2,961,215.28, 4,443,591.96 and 2,720,293.20

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Solution

The fourth proportional to 2,961,215.28, 4,443,591.96 and 2,720,293.20 is: 4,082,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,215.28 : 4,443,591.96 = 2,720,293.20 : x
  2. Step 2: Convert to fraction form
    2,961,215.28/4,443,591.96 = 2,720,293.20/x
  3. Step 3: Cross multiply
    2,961,215.28x = 4,443,591.96 × 2,720,293.20
  4. Step 4: Simplify right side
    2,961,215.28x = 12,087,872,992,362.67
  5. Step 5: Solve for x
    x = 12,087,872,992,362.67/2,961,215.28
  6. Step 6: Final answer
    x = 4,082,064.91

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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.