Home / 3,240,024.60-4,857,704.10-1,820,515.80

Finding the Fourth Proportional to 3,240,024.60, 4,857,704.10 and 1,820,515.80

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Solution

The fourth proportional to 3,240,024.60, 4,857,704.10 and 1,820,515.80 is: 2,729,462.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,024.60 : 4,857,704.10 = 1,820,515.80 : x
  2. Step 2: Convert to fraction form
    3,240,024.60/4,857,704.10 = 1,820,515.80/x
  3. Step 3: Cross multiply
    3,240,024.60x = 4,857,704.10 × 1,820,515.80
  4. Step 4: Simplify right side
    3,240,024.60x = 8,843,527,065,774.78
  5. Step 5: Solve for x
    x = 8,843,527,065,774.78/3,240,024.60
  6. Step 6: Final answer
    x = 2,729,462.94

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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.