Home / 2,688,002.20-4,032,003.30-2,625,794.20

Finding the Fourth Proportional to 2,688,002.20, 4,032,003.30 and 2,625,794.20

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Solution

The fourth proportional to 2,688,002.20, 4,032,003.30 and 2,625,794.20 is: 3,938,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,002.20 : 4,032,003.30 = 2,625,794.20 : x
  2. Step 2: Convert to fraction form
    2,688,002.20/4,032,003.30 = 2,625,794.20/x
  3. Step 3: Cross multiply
    2,688,002.20x = 4,032,003.30 × 2,625,794.20
  4. Step 4: Simplify right side
    2,688,002.20x = 10,587,210,879,520.86
  5. Step 5: Solve for x
    x = 10,587,210,879,520.86/2,688,002.20
  6. Step 6: Final answer
    x = 3,938,691.30

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Similar ratio
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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.