Home / 1,086,102.60-1,629,737.10-455,080.20

Finding the Fourth Proportional to 1,086,102.60, 1,629,737.10 and 455,080.20

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Solution

The fourth proportional to 1,086,102.60, 1,629,737.10 and 455,080.20 is: 682,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,102.60 : 1,629,737.10 = 455,080.20 : x
  2. Step 2: Convert to fraction form
    1,086,102.60/1,629,737.10 = 455,080.20/x
  3. Step 3: Cross multiply
    1,086,102.60x = 1,629,737.10 × 455,080.20
  4. Step 4: Simplify right side
    1,086,102.60x = 741,661,085,415.42
  5. Step 5: Solve for x
    x = 741,661,085,415.42/1,086,102.60
  6. Step 6: Final answer
    x = 682,864.66

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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.