Home / 1,934,019.80-2,900,028.51-868,144.04

Finding the Fourth Proportional to 1,934,019.80, 2,900,028.51 and 868,144.04

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Solution

The fourth proportional to 1,934,019.80, 2,900,028.51 and 868,144.04 is: 1,301,766.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,019.80 : 2,900,028.51 = 868,144.04 : x
  2. Step 2: Convert to fraction form
    1,934,019.80/2,900,028.51 = 868,144.04/x
  3. Step 3: Cross multiply
    1,934,019.80x = 2,900,028.51 × 868,144.04
  4. Step 4: Simplify right side
    1,934,019.80x = 2,517,642,466,786.58
  5. Step 5: Solve for x
    x = 2,517,642,466,786.58/1,934,019.80
  6. Step 6: Final answer
    x = 1,301,766.65

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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.