Home / 3,280,502.20-4,920,753.30-3,070,550.20

Finding the Fourth Proportional to 3,280,502.20, 4,920,753.30 and 3,070,550.20

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Solution

The fourth proportional to 3,280,502.20, 4,920,753.30 and 3,070,550.20 is: 4,605,825.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,502.20 : 4,920,753.30 = 3,070,550.20 : x
  2. Step 2: Convert to fraction form
    3,280,502.20/4,920,753.30 = 3,070,550.20/x
  3. Step 3: Cross multiply
    3,280,502.20x = 4,920,753.30 × 3,070,550.20
  4. Step 4: Simplify right side
    3,280,502.20x = 15,109,420,029,465.66
  5. Step 5: Solve for x
    x = 15,109,420,029,465.66/3,280,502.20
  6. Step 6: Final answer
    x = 4,605,825.30

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1.5x scale

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.