Home / 3,898,686.44-5,377,887.69-2,445,859.60

Finding the Fourth Proportional to 3,898,686.44, 5,377,887.69 and 2,445,859.60

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Solution

The fourth proportional to 3,898,686.44, 5,377,887.69 and 2,445,859.60 is: 3,373,843.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,686.44 : 5,377,887.69 = 2,445,859.60 : x
  2. Step 2: Convert to fraction form
    3,898,686.44/5,377,887.69 = 2,445,859.60/x
  3. Step 3: Cross multiply
    3,898,686.44x = 5,377,887.69 × 2,445,859.60
  4. Step 4: Simplify right side
    3,898,686.44x = 13,153,558,234,308.33
  5. Step 5: Solve for x
    x = 13,153,558,234,308.33/3,898,686.44
  6. Step 6: Final answer
    x = 3,373,843.58

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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.