Home / 3,855,613.45-5,320,656.02-2,136,697.06

Finding the Fourth Proportional to 3,855,613.45, 5,320,656.02 and 2,136,697.06

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Solution

The fourth proportional to 3,855,613.45, 5,320,656.02 and 2,136,697.06 is: 2,948,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,613.45 : 5,320,656.02 = 2,136,697.06 : x
  2. Step 2: Convert to fraction form
    3,855,613.45/5,320,656.02 = 2,136,697.06/x
  3. Step 3: Cross multiply
    3,855,613.45x = 5,320,656.02 × 2,136,697.06
  4. Step 4: Simplify right side
    3,855,613.45x = 11,368,630,075,205.30
  5. Step 5: Solve for x
    x = 11,368,630,075,205.30/3,855,613.45
  6. Step 6: Final answer
    x = 2,948,591.77

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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.