Home / 1,540,613.12-2,311,297.88-1,086,092.55

Finding the Fourth Proportional to 1,540,613.12, 2,311,297.88 and 1,086,092.55

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Solution

The fourth proportional to 1,540,613.12, 2,311,297.88 and 1,086,092.55 is: 1,629,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,613.12 : 2,311,297.88 = 1,086,092.55 : x
  2. Step 2: Convert to fraction form
    1,540,613.12/2,311,297.88 = 1,086,092.55/x
  3. Step 3: Cross multiply
    1,540,613.12x = 2,311,297.88 × 1,086,092.55
  4. Step 4: Simplify right side
    1,540,613.12x = 2,510,283,402,868.33
  5. Step 5: Solve for x
    x = 2,510,283,402,868.33/1,540,613.12
  6. Step 6: Final answer
    x = 1,629,405.45

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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.