Home / 3,313,335.57-4,969,449.70-917,422.39

Finding the Fourth Proportional to 3,313,335.57, 4,969,449.70 and 917,422.39

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Solution

The fourth proportional to 3,313,335.57, 4,969,449.70 and 917,422.39 is: 1,375,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,335.57 : 4,969,449.70 = 917,422.39 : x
  2. Step 2: Convert to fraction form
    3,313,335.57/4,969,449.70 = 917,422.39/x
  3. Step 3: Cross multiply
    3,313,335.57x = 4,969,449.70 × 917,422.39
  4. Step 4: Simplify right side
    3,313,335.57x = 4,559,084,420,758.78
  5. Step 5: Solve for x
    x = 4,559,084,420,758.78/3,313,335.57
  6. Step 6: Final answer
    x = 1,375,980.28

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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.