Home / 3,275,194.23-4,912,113.78-878,468.63

Finding the Fourth Proportional to 3,275,194.23, 4,912,113.78 and 878,468.63

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Solution

The fourth proportional to 3,275,194.23, 4,912,113.78 and 878,468.63 is: 1,317,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,194.23 : 4,912,113.78 = 878,468.63 : x
  2. Step 2: Convert to fraction form
    3,275,194.23/4,912,113.78 = 878,468.63/x
  3. Step 3: Cross multiply
    3,275,194.23x = 4,912,113.78 × 878,468.63
  4. Step 4: Simplify right side
    3,275,194.23x = 4,315,137,838,160.15
  5. Step 5: Solve for x
    x = 4,315,137,838,160.15/3,275,194.23
  6. Step 6: Final answer
    x = 1,317,521.20

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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.