Home / 3,280,512.30-4,920,768.45-2,749,071.30

Finding the Fourth Proportional to 3,280,512.30, 4,920,768.45 and 2,749,071.30

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Solution

The fourth proportional to 3,280,512.30, 4,920,768.45 and 2,749,071.30 is: 4,123,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,512.30 : 4,920,768.45 = 2,749,071.30 : x
  2. Step 2: Convert to fraction form
    3,280,512.30/4,920,768.45 = 2,749,071.30/x
  3. Step 3: Cross multiply
    3,280,512.30x = 4,920,768.45 × 2,749,071.30
  4. Step 4: Simplify right side
    3,280,512.30x = 13,527,543,319,840.48
  5. Step 5: Solve for x
    x = 13,527,543,319,840.48/3,280,512.30
  6. Step 6: Final answer
    x = 4,123,606.95

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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.