Home / 1,230,022.80-1,844,378.10-519,247.80

Finding the Fourth Proportional to 1,230,022.80, 1,844,378.10 and 519,247.80

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Solution

The fourth proportional to 1,230,022.80, 1,844,378.10 and 519,247.80 is: 778,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,022.80 : 1,844,378.10 = 519,247.80 : x
  2. Step 2: Convert to fraction form
    1,230,022.80/1,844,378.10 = 519,247.80/x
  3. Step 3: Cross multiply
    1,230,022.80x = 1,844,378.10 × 519,247.80
  4. Step 4: Simplify right side
    1,230,022.80x = 957,689,270,793.18
  5. Step 5: Solve for x
    x = 957,689,270,793.18/1,230,022.80
  6. Step 6: Final answer
    x = 778,594.73

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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.