Home / 3,617,336.70-5,420,938.76-2,718,205.11

Finding the Fourth Proportional to 3,617,336.70, 5,420,938.76 and 2,718,205.11

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Solution

The fourth proportional to 3,617,336.70, 5,420,938.76 and 2,718,205.11 is: 4,073,500.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617,336.70 : 5,420,938.76 = 2,718,205.11 : x
  2. Step 2: Convert to fraction form
    3,617,336.70/5,420,938.76 = 2,718,205.11/x
  3. Step 3: Cross multiply
    3,617,336.70x = 5,420,938.76 × 2,718,205.11
  4. Step 4: Simplify right side
    3,617,336.70x = 14,735,223,438,429.06
  5. Step 5: Solve for x
    x = 14,735,223,438,429.06/3,617,336.70
  6. Step 6: Final answer
    x = 4,073,500.66

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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.