Home / 1,479,941.76-2,218,583.88-1,228,836

Finding the Fourth Proportional to 1,479,941.76, 2,218,583.88 and 1,228,836

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Solution

The fourth proportional to 1,479,941.76, 2,218,583.88 and 1,228,836 is: 1,842,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,941.76 : 2,218,583.88 = 1,228,836 : x
  2. Step 2: Convert to fraction form
    1,479,941.76/2,218,583.88 = 1,228,836/x
  3. Step 3: Cross multiply
    1,479,941.76x = 2,218,583.88 × 1,228,836
  4. Step 4: Simplify right side
    1,479,941.76x = 2,726,275,740,763.68
  5. Step 5: Solve for x
    x = 2,726,275,740,763.68/1,479,941.76
  6. Step 6: Final answer
    x = 1,842,150.69

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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.