Home / 3,147,003.20-4,720,504.80-1,018,614.80

Finding the Fourth Proportional to 3,147,003.20, 4,720,504.80 and 1,018,614.80

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Solution

The fourth proportional to 3,147,003.20, 4,720,504.80 and 1,018,614.80 is: 1,527,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,003.20 : 4,720,504.80 = 1,018,614.80 : x
  2. Step 2: Convert to fraction form
    3,147,003.20/4,720,504.80 = 1,018,614.80/x
  3. Step 3: Cross multiply
    3,147,003.20x = 4,720,504.80 × 1,018,614.80
  4. Step 4: Simplify right side
    3,147,003.20x = 4,808,376,052,751.04
  5. Step 5: Solve for x
    x = 4,808,376,052,751.04/3,147,003.20
  6. Step 6: Final answer
    x = 1,527,922.20

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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.