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Finding the Fourth Proportional to 1,832,965.02, 2,746,194.57 and 765,658.26

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Solution

The fourth proportional to 1,832,965.02, 2,746,194.57 and 765,658.26 is: 1,147,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,965.02 : 2,746,194.57 = 765,658.26 : x
  2. Step 2: Convert to fraction form
    1,832,965.02/2,746,194.57 = 765,658.26/x
  3. Step 3: Cross multiply
    1,832,965.02x = 2,746,194.57 × 765,658.26
  4. Step 4: Simplify right side
    1,832,965.02x = 2,102,646,556,087.65
  5. Step 5: Solve for x
    x = 2,102,646,556,087.65/1,832,965.02
  6. Step 6: Final answer
    x = 1,147,128.58

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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.