Home / 2,960,215.28-4,442,094.36-1,277,318.78

Finding the Fourth Proportional to 2,960,215.28, 4,442,094.36 and 1,277,318.78

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Solution

The fourth proportional to 2,960,215.28, 4,442,094.36 and 1,277,318.78 is: 1,916,742.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,215.28 : 4,442,094.36 = 1,277,318.78 : x
  2. Step 2: Convert to fraction form
    2,960,215.28/4,442,094.36 = 1,277,318.78/x
  3. Step 3: Cross multiply
    2,960,215.28x = 4,442,094.36 × 1,277,318.78
  4. Step 4: Simplify right side
    2,960,215.28x = 5,673,970,548,560.08
  5. Step 5: Solve for x
    x = 5,673,970,548,560.08/2,960,215.28
  6. Step 6: Final answer
    x = 1,916,742.54

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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.