Home / 3,913,913.09-5,863,229.70-2,696,617.95

Finding the Fourth Proportional to 3,913,913.09, 5,863,229.70 and 2,696,617.95

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Solution

The fourth proportional to 3,913,913.09, 5,863,229.70 and 2,696,617.95 is: 4,039,663.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,913.09 : 5,863,229.70 = 2,696,617.95 : x
  2. Step 2: Convert to fraction form
    3,913,913.09/5,863,229.70 = 2,696,617.95/x
  3. Step 3: Cross multiply
    3,913,913.09x = 5,863,229.70 × 2,696,617.95
  4. Step 4: Simplify right side
    3,913,913.09x = 15,810,890,453,993.12
  5. Step 5: Solve for x
    x = 15,810,890,453,993.12/3,913,913.09
  6. Step 6: Final answer
    x = 4,039,663.15

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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.