Home / 3,520,210.20-5,280,315.30-2,811,622.20

Finding the Fourth Proportional to 3,520,210.20, 5,280,315.30 and 2,811,622.20

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Solution

The fourth proportional to 3,520,210.20, 5,280,315.30 and 2,811,622.20 is: 4,217,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,210.20 : 5,280,315.30 = 2,811,622.20 : x
  2. Step 2: Convert to fraction form
    3,520,210.20/5,280,315.30 = 2,811,622.20/x
  3. Step 3: Cross multiply
    3,520,210.20x = 5,280,315.30 × 2,811,622.20
  4. Step 4: Simplify right side
    3,520,210.20x = 14,846,251,720,479.66
  5. Step 5: Solve for x
    x = 14,846,251,720,479.66/3,520,210.20
  6. Step 6: Final answer
    x = 4,217,433.30

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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.