Home / 3,585,615.30-5,378,422.95-3,231,321.30

Finding the Fourth Proportional to 3,585,615.30, 5,378,422.95 and 3,231,321.30

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Solution

The fourth proportional to 3,585,615.30, 5,378,422.95 and 3,231,321.30 is: 4,846,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,615.30 : 5,378,422.95 = 3,231,321.30 : x
  2. Step 2: Convert to fraction form
    3,585,615.30/5,378,422.95 = 3,231,321.30/x
  3. Step 3: Cross multiply
    3,585,615.30x = 5,378,422.95 × 3,231,321.30
  4. Step 4: Simplify right side
    3,585,615.30x = 17,379,412,638,743.83
  5. Step 5: Solve for x
    x = 17,379,412,638,743.83/3,585,615.30
  6. Step 6: Final answer
    x = 4,846,981.95

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Double scale
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Similar ratio
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1.5x scale

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.