Home / 3,313,304.43-4,969,403.06-917,391.25

Finding the Fourth Proportional to 3,313,304.43, 4,969,403.06 and 917,391.25

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Solution

The fourth proportional to 3,313,304.43, 4,969,403.06 and 917,391.25 is: 1,375,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,304.43 : 4,969,403.06 = 917,391.25 : x
  2. Step 2: Convert to fraction form
    3,313,304.43/4,969,403.06 = 917,391.25/x
  3. Step 3: Cross multiply
    3,313,304.43x = 4,969,403.06 × 917,391.25
  4. Step 4: Simplify right side
    3,313,304.43x = 4,558,886,884,967.22
  5. Step 5: Solve for x
    x = 4,558,886,884,967.22/3,313,304.43
  6. Step 6: Final answer
    x = 1,375,933.60

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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.