Home / 1,172,012.12-1,766,802.52-1,093,891.80

Finding the Fourth Proportional to 1,172,012.12, 1,766,802.52 and 1,093,891.80

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Solution

The fourth proportional to 1,172,012.12, 1,766,802.52 and 1,093,891.80 is: 1,649,036.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,012.12 : 1,766,802.52 = 1,093,891.80 : x
  2. Step 2: Convert to fraction form
    1,172,012.12/1,766,802.52 = 1,093,891.80/x
  3. Step 3: Cross multiply
    1,172,012.12x = 1,766,802.52 × 1,093,891.80
  4. Step 4: Simplify right side
    1,172,012.12x = 1,932,690,788,847.34
  5. Step 5: Solve for x
    x = 1,932,690,788,847.34/1,172,012.12
  6. Step 6: Final answer
    x = 1,649,036.52

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.