Home / 3,887,609.72-5,365,968.48-2,256,542.57

Finding the Fourth Proportional to 3,887,609.72, 5,365,968.48 and 2,256,542.57

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Solution

The fourth proportional to 3,887,609.72, 5,365,968.48 and 2,256,542.57 is: 3,114,648.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,609.72 : 5,365,968.48 = 2,256,542.57 : x
  2. Step 2: Convert to fraction form
    3,887,609.72/5,365,968.48 = 2,256,542.57/x
  3. Step 3: Cross multiply
    3,887,609.72x = 5,365,968.48 × 2,256,542.57
  4. Step 4: Simplify right side
    3,887,609.72x = 12,108,536,304,398.19
  5. Step 5: Solve for x
    x = 12,108,536,304,398.19/3,887,609.72
  6. Step 6: Final answer
    x = 3,114,648.12

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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.