Home / 3,280,302.55-4,920,453.83-1,149,617.80

Finding the Fourth Proportional to 3,280,302.55, 4,920,453.83 and 1,149,617.80

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Solution

The fourth proportional to 3,280,302.55, 4,920,453.83 and 1,149,617.80 is: 1,724,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,302.55 : 4,920,453.83 = 1,149,617.80 : x
  2. Step 2: Convert to fraction form
    3,280,302.55/4,920,453.83 = 1,149,617.80/x
  3. Step 3: Cross multiply
    3,280,302.55x = 4,920,453.83 × 1,149,617.80
  4. Step 4: Simplify right side
    3,280,302.55x = 5,656,641,307,046.17
  5. Step 5: Solve for x
    x = 5,656,641,307,046.17/3,280,302.55
  6. Step 6: Final answer
    x = 1,724,426.70

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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.