Home / 1,195,948.08-1,791,892.08-721,636.80

Finding the Fourth Proportional to 1,195,948.08, 1,791,892.08 and 721,636.80

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Solution

The fourth proportional to 1,195,948.08, 1,791,892.08 and 721,636.80 is: 1,081,230.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,948.08 : 1,791,892.08 = 721,636.80 : x
  2. Step 2: Convert to fraction form
    1,195,948.08/1,791,892.08 = 721,636.80/x
  3. Step 3: Cross multiply
    1,195,948.08x = 1,791,892.08 × 721,636.80
  4. Step 4: Simplify right side
    1,195,948.08x = 1,293,095,266,556.54
  5. Step 5: Solve for x
    x = 1,293,095,266,556.54/1,195,948.08
  6. Step 6: Final answer
    x = 1,081,230.27

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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.