Home / 1,465,691.10-2,198,536.65-961,806.30

Finding the Fourth Proportional to 1,465,691.10, 2,198,536.65 and 961,806.30

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Solution

The fourth proportional to 1,465,691.10, 2,198,536.65 and 961,806.30 is: 1,442,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,691.10 : 2,198,536.65 = 961,806.30 : x
  2. Step 2: Convert to fraction form
    1,465,691.10/2,198,536.65 = 961,806.30/x
  3. Step 3: Cross multiply
    1,465,691.10x = 2,198,536.65 × 961,806.30
  4. Step 4: Simplify right side
    1,465,691.10x = 2,114,566,400,750.90
  5. Step 5: Solve for x
    x = 2,114,566,400,750.90/1,465,691.10
  6. Step 6: Final answer
    x = 1,442,709.45

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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.