Home / 3,313,306.42-4,969,406.06-917,393.26

Finding the Fourth Proportional to 3,313,306.42, 4,969,406.06 and 917,393.26

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Solution

The fourth proportional to 3,313,306.42, 4,969,406.06 and 917,393.26 is: 1,375,936.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,306.42 : 4,969,406.06 = 917,393.26 : x
  2. Step 2: Convert to fraction form
    3,313,306.42/4,969,406.06 = 917,393.26/x
  3. Step 3: Cross multiply
    3,313,306.42x = 4,969,406.06 × 917,393.26
  4. Step 4: Simplify right side
    3,313,306.42x = 4,558,899,625,647.16
  5. Step 5: Solve for x
    x = 4,558,899,625,647.16/3,313,306.42
  6. Step 6: Final answer
    x = 1,375,936.62

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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.