Home / 2,638,433.40-3,957,650.10-2,313,007.80

Finding the Fourth Proportional to 2,638,433.40, 3,957,650.10 and 2,313,007.80

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Solution

The fourth proportional to 2,638,433.40, 3,957,650.10 and 2,313,007.80 is: 3,469,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,433.40 : 3,957,650.10 = 2,313,007.80 : x
  2. Step 2: Convert to fraction form
    2,638,433.40/3,957,650.10 = 2,313,007.80/x
  3. Step 3: Cross multiply
    2,638,433.40x = 3,957,650.10 × 2,313,007.80
  4. Step 4: Simplify right side
    2,638,433.40x = 9,154,075,550,970.78
  5. Step 5: Solve for x
    x = 9,154,075,550,970.78/2,638,433.40
  6. Step 6: Final answer
    x = 3,469,511.70

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Similar ratio
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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.