Home / 2,986,532.40-4,479,798.60-1,792,138.80

Finding the Fourth Proportional to 2,986,532.40, 4,479,798.60 and 1,792,138.80

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Solution

The fourth proportional to 2,986,532.40, 4,479,798.60 and 1,792,138.80 is: 2,688,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,532.40 : 4,479,798.60 = 1,792,138.80 : x
  2. Step 2: Convert to fraction form
    2,986,532.40/4,479,798.60 = 1,792,138.80/x
  3. Step 3: Cross multiply
    2,986,532.40x = 4,479,798.60 × 1,792,138.80
  4. Step 4: Simplify right side
    2,986,532.40x = 8,028,420,887,245.68
  5. Step 5: Solve for x
    x = 8,028,420,887,245.68/2,986,532.40
  6. Step 6: Final answer
    x = 2,688,208.20

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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.