Home / 1,229,391.60-1,844,055-519,228.96

Finding the Fourth Proportional to 1,229,391.60, 1,844,055 and 519,228.96

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Solution

The fourth proportional to 1,229,391.60, 1,844,055 and 519,228.96 is: 778,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,391.60 : 1,844,055 = 519,228.96 : x
  2. Step 2: Convert to fraction form
    1,229,391.60/1,844,055 = 519,228.96/x
  3. Step 3: Cross multiply
    1,229,391.60x = 1,844,055 × 519,228.96
  4. Step 4: Simplify right side
    1,229,391.60x = 957,486,759,832.80
  5. Step 5: Solve for x
    x = 957,486,759,832.80/1,229,391.60
  6. Step 6: Final answer
    x = 778,829.76

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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.