Home / 3,280,624.80-4,920,937.20-2,823,979.20

Finding the Fourth Proportional to 3,280,624.80, 4,920,937.20 and 2,823,979.20

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Solution

The fourth proportional to 3,280,624.80, 4,920,937.20 and 2,823,979.20 is: 4,235,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,624.80 : 4,920,937.20 = 2,823,979.20 : x
  2. Step 2: Convert to fraction form
    3,280,624.80/4,920,937.20 = 2,823,979.20/x
  3. Step 3: Cross multiply
    3,280,624.80x = 4,920,937.20 × 2,823,979.20
  4. Step 4: Simplify right side
    3,280,624.80x = 13,896,624,297,306.24
  5. Step 5: Solve for x
    x = 13,896,624,297,306.24/3,280,624.80
  6. Step 6: Final answer
    x = 4,235,968.80

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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.