Home / 3,664,218.08-5,055,863.74-2,115,452.93

Finding the Fourth Proportional to 3,664,218.08, 5,055,863.74 and 2,115,452.93

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Solution

The fourth proportional to 3,664,218.08, 5,055,863.74 and 2,115,452.93 is: 2,918,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664,218.08 : 5,055,863.74 = 2,115,452.93 : x
  2. Step 2: Convert to fraction form
    3,664,218.08/5,055,863.74 = 2,115,452.93/x
  3. Step 3: Cross multiply
    3,664,218.08x = 5,055,863.74 × 2,115,452.93
  4. Step 4: Simplify right side
    3,664,218.08x = 10,695,441,731,895.81
  5. Step 5: Solve for x
    x = 10,695,441,731,895.81/3,664,218.08
  6. Step 6: Final answer
    x = 2,918,887.87

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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.