Home / 2,183,707.20-3,275,560.80-1,879,276.80

Finding the Fourth Proportional to 2,183,707.20, 3,275,560.80 and 1,879,276.80

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Solution

The fourth proportional to 2,183,707.20, 3,275,560.80 and 1,879,276.80 is: 2,818,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,707.20 : 3,275,560.80 = 1,879,276.80 : x
  2. Step 2: Convert to fraction form
    2,183,707.20/3,275,560.80 = 1,879,276.80/x
  3. Step 3: Cross multiply
    2,183,707.20x = 3,275,560.80 × 1,879,276.80
  4. Step 4: Simplify right side
    2,183,707.20x = 6,155,685,418,429.44
  5. Step 5: Solve for x
    x = 6,155,685,418,429.44/2,183,707.20
  6. Step 6: Final answer
    x = 2,818,915.20

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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.