Home / 3,912,077.69-5,863,974.90-1,315,910.95

Finding the Fourth Proportional to 3,912,077.69, 5,863,974.90 and 1,315,910.95

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Solution

The fourth proportional to 3,912,077.69, 5,863,974.90 and 1,315,910.95 is: 1,972,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,077.69 : 5,863,974.90 = 1,315,910.95 : x
  2. Step 2: Convert to fraction form
    3,912,077.69/5,863,974.90 = 1,315,910.95/x
  3. Step 3: Cross multiply
    3,912,077.69x = 5,863,974.90 × 1,315,910.95
  4. Step 4: Simplify right side
    3,912,077.69x = 7,716,468,781,435.16
  5. Step 5: Solve for x
    x = 7,716,468,781,435.16/3,912,077.69
  6. Step 6: Final answer
    x = 1,972,473.30

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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.