Home / 1,048,832.20-1,573,637.10-418,198.60

Finding the Fourth Proportional to 1,048,832.20, 1,573,637.10 and 418,198.60

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Solution

The fourth proportional to 1,048,832.20, 1,573,637.10 and 418,198.60 is: 627,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,832.20 : 1,573,637.10 = 418,198.60 : x
  2. Step 2: Convert to fraction form
    1,048,832.20/1,573,637.10 = 418,198.60/x
  3. Step 3: Cross multiply
    1,048,832.20x = 1,573,637.10 × 418,198.60
  4. Step 4: Simplify right side
    1,048,832.20x = 658,092,832,128.06
  5. Step 5: Solve for x
    x = 658,092,832,128.06/1,048,832.20
  6. Step 6: Final answer
    x = 627,452.93

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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.