Home / 3,887,553-5,365,890.17-2,256,485.85

Finding the Fourth Proportional to 3,887,553, 5,365,890.17 and 2,256,485.85

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Solution

The fourth proportional to 3,887,553, 5,365,890.17 and 2,256,485.85 is: 3,114,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,553 : 5,365,890.17 = 2,256,485.85 : x
  2. Step 2: Convert to fraction form
    3,887,553/5,365,890.17 = 2,256,485.85/x
  3. Step 3: Cross multiply
    3,887,553x = 5,365,890.17 × 2,256,485.85
  4. Step 4: Simplify right side
    3,887,553x = 12,108,055,229,976.67
  5. Step 5: Solve for x
    x = 12,108,055,229,976.67/3,887,553
  6. Step 6: Final answer
    x = 3,114,569.82

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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.