Home / 2,965,638-4,081,548.24-2,445,229.20

Finding the Fourth Proportional to 2,965,638, 4,081,548.24 and 2,445,229.20

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Solution

The fourth proportional to 2,965,638, 4,081,548.24 and 2,445,229.20 is: 3,365,320.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965,638 : 4,081,548.24 = 2,445,229.20 : x
  2. Step 2: Convert to fraction form
    2,965,638/4,081,548.24 = 2,445,229.20/x
  3. Step 3: Cross multiply
    2,965,638x = 4,081,548.24 × 2,445,229.20
  4. Step 4: Simplify right side
    2,965,638x = 9,980,320,937,656.61
  5. Step 5: Solve for x
    x = 9,980,320,937,656.61/2,965,638
  6. Step 6: Final answer
    x = 3,365,320.02

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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.