Home / 2,772,052.60-4,161,189.30-2,143,751.80

Finding the Fourth Proportional to 2,772,052.60, 4,161,189.30 and 2,143,751.80

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Solution

The fourth proportional to 2,772,052.60, 4,161,189.30 and 2,143,751.80 is: 3,218,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,052.60 : 4,161,189.30 = 2,143,751.80 : x
  2. Step 2: Convert to fraction form
    2,772,052.60/4,161,189.30 = 2,143,751.80/x
  3. Step 3: Cross multiply
    2,772,052.60x = 4,161,189.30 × 2,143,751.80
  4. Step 4: Simplify right side
    2,772,052.60x = 8,920,557,052,015.74
  5. Step 5: Solve for x
    x = 8,920,557,052,015.74/2,772,052.60
  6. Step 6: Final answer
    x = 3,218,033.11

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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.