Home / 3,465,354.90-4,782,369.12-1,995,481.78

Finding the Fourth Proportional to 3,465,354.90, 4,782,369.12 and 1,995,481.78

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Solution

The fourth proportional to 3,465,354.90, 4,782,369.12 and 1,995,481.78 is: 2,753,868.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,354.90 : 4,782,369.12 = 1,995,481.78 : x
  2. Step 2: Convert to fraction form
    3,465,354.90/4,782,369.12 = 1,995,481.78/x
  3. Step 3: Cross multiply
    3,465,354.90x = 4,782,369.12 × 1,995,481.78
  4. Step 4: Simplify right side
    3,465,354.90x = 9,543,130,444,194.64
  5. Step 5: Solve for x
    x = 9,543,130,444,194.64/3,465,354.90
  6. Step 6: Final answer
    x = 2,753,868.14

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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.