Home / 3,543,356.62-5,315,881.56-1,147,203.91

Finding the Fourth Proportional to 3,543,356.62, 5,315,881.56 and 1,147,203.91

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Solution

The fourth proportional to 3,543,356.62, 5,315,881.56 and 1,147,203.91 is: 1,721,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,356.62 : 5,315,881.56 = 1,147,203.91 : x
  2. Step 2: Convert to fraction form
    3,543,356.62/5,315,881.56 = 1,147,203.91/x
  3. Step 3: Cross multiply
    3,543,356.62x = 5,315,881.56 × 1,147,203.91
  4. Step 4: Simplify right side
    3,543,356.62x = 6,098,400,110,728.90
  5. Step 5: Solve for x
    x = 6,098,400,110,728.90/3,543,356.62
  6. Step 6: Final answer
    x = 1,721,079.97

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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.