Home / 3,870,532.80-5,808,423.60-2,519,404.20

Finding the Fourth Proportional to 3,870,532.80, 5,808,423.60 and 2,519,404.20

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Solution

The fourth proportional to 3,870,532.80, 5,808,423.60 and 2,519,404.20 is: 3,780,814.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,532.80 : 5,808,423.60 = 2,519,404.20 : x
  2. Step 2: Convert to fraction form
    3,870,532.80/5,808,423.60 = 2,519,404.20/x
  3. Step 3: Cross multiply
    3,870,532.80x = 5,808,423.60 × 2,519,404.20
  4. Step 4: Simplify right side
    3,870,532.80x = 14,633,766,813,219.12
  5. Step 5: Solve for x
    x = 14,633,766,813,219.12/3,870,532.80
  6. Step 6: Final answer
    x = 3,780,814.57

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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.