Home / 3,855,613.58-5,320,656.20-2,136,697.19

Finding the Fourth Proportional to 3,855,613.58, 5,320,656.20 and 2,136,697.19

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Solution

The fourth proportional to 3,855,613.58, 5,320,656.20 and 2,136,697.19 is: 2,948,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,613.58 : 5,320,656.20 = 2,136,697.19 : x
  2. Step 2: Convert to fraction form
    3,855,613.58/5,320,656.20 = 2,136,697.19/x
  3. Step 3: Cross multiply
    3,855,613.58x = 5,320,656.20 × 2,136,697.19
  4. Step 4: Simplify right side
    3,855,613.58x = 11,368,631,138,168.08
  5. Step 5: Solve for x
    x = 11,368,631,138,168.08/3,855,613.58
  6. Step 6: Final answer
    x = 2,948,591.94

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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.