Home / 1,791,934.65-2,686,481.11-938,842.68

Finding the Fourth Proportional to 1,791,934.65, 2,686,481.11 and 938,842.68

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Solution

The fourth proportional to 1,791,934.65, 2,686,481.11 and 938,842.68 is: 1,407,519.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,934.65 : 2,686,481.11 = 938,842.68 : x
  2. Step 2: Convert to fraction form
    1,791,934.65/2,686,481.11 = 938,842.68/x
  3. Step 3: Cross multiply
    1,791,934.65x = 2,686,481.11 × 938,842.68
  4. Step 4: Simplify right side
    1,791,934.65x = 2,522,183,122,734.67
  5. Step 5: Solve for x
    x = 2,522,183,122,734.67/1,791,934.65
  6. Step 6: Final answer
    x = 1,407,519.59

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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.