Home / 3,855,449.80-5,320,552.02-2,136,598.60

Finding the Fourth Proportional to 3,855,449.80, 5,320,552.02 and 2,136,598.60

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Solution

The fourth proportional to 3,855,449.80, 5,320,552.02 and 2,136,598.60 is: 2,948,523.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,449.80 : 5,320,552.02 = 2,136,598.60 : x
  2. Step 2: Convert to fraction form
    3,855,449.80/5,320,552.02 = 2,136,598.60/x
  3. Step 3: Cross multiply
    3,855,449.80x = 5,320,552.02 × 2,136,598.60
  4. Step 4: Simplify right side
    3,855,449.80x = 11,367,883,997,159.17
  5. Step 5: Solve for x
    x = 11,367,883,997,159.17/3,855,449.80
  6. Step 6: Final answer
    x = 2,948,523.41

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1.5x scale

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.