Home / 2,680,510.20-4,020,765.30-1,542,832.80

Finding the Fourth Proportional to 2,680,510.20, 4,020,765.30 and 1,542,832.80

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Solution

The fourth proportional to 2,680,510.20, 4,020,765.30 and 1,542,832.80 is: 2,314,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,510.20 : 4,020,765.30 = 1,542,832.80 : x
  2. Step 2: Convert to fraction form
    2,680,510.20/4,020,765.30 = 1,542,832.80/x
  3. Step 3: Cross multiply
    2,680,510.20x = 4,020,765.30 × 1,542,832.80
  4. Step 4: Simplify right side
    2,680,510.20x = 6,203,368,585,941.84
  5. Step 5: Solve for x
    x = 6,203,368,585,941.84/2,680,510.20
  6. Step 6: Final answer
    x = 2,314,249.20

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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.