Home / 5,684,863.80-7,845,912.16-3,619,219.52

Finding the Fourth Proportional to 5,684,863.80, 7,845,912.16 and 3,619,219.52

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Solution

The fourth proportional to 5,684,863.80, 7,845,912.16 and 3,619,219.52 is: 4,995,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684,863.80 : 7,845,912.16 = 3,619,219.52 : x
  2. Step 2: Convert to fraction form
    5,684,863.80/7,845,912.16 = 3,619,219.52/x
  3. Step 3: Cross multiply
    5,684,863.80x = 7,845,912.16 × 3,619,219.52
  4. Step 4: Simplify right side
    5,684,863.80x = 28,396,078,472,602.20
  5. Step 5: Solve for x
    x = 28,396,078,472,602.20/5,684,863.80
  6. Step 6: Final answer
    x = 4,995,032.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.