Home / 1,145,144.20-1,717,716.30-1,092,656.20

Finding the Fourth Proportional to 1,145,144.20, 1,717,716.30 and 1,092,656.20

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Solution

The fourth proportional to 1,145,144.20, 1,717,716.30 and 1,092,656.20 is: 1,638,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,144.20 : 1,717,716.30 = 1,092,656.20 : x
  2. Step 2: Convert to fraction form
    1,145,144.20/1,717,716.30 = 1,092,656.20/x
  3. Step 3: Cross multiply
    1,145,144.20x = 1,717,716.30 × 1,092,656.20
  4. Step 4: Simplify right side
    1,145,144.20x = 1,876,873,365,036.06
  5. Step 5: Solve for x
    x = 1,876,873,365,036.06/1,145,144.20
  6. Step 6: Final answer
    x = 1,638,984.30

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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.