Home / 3,945,385.01-5,912,845.72-2,026,218.80

Finding the Fourth Proportional to 3,945,385.01, 5,912,845.72 and 2,026,218.80

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Solution

The fourth proportional to 3,945,385.01, 5,912,845.72 and 2,026,218.80 is: 3,036,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,385.01 : 5,912,845.72 = 2,026,218.80 : x
  2. Step 2: Convert to fraction form
    3,945,385.01/5,912,845.72 = 2,026,218.80/x
  3. Step 3: Cross multiply
    3,945,385.01x = 5,912,845.72 × 2,026,218.80
  4. Step 4: Simplify right side
    3,945,385.01x = 11,980,719,159,363.54
  5. Step 5: Solve for x
    x = 11,980,719,159,363.54/3,945,385.01
  6. Step 6: Final answer
    x = 3,036,641.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.