Home / 2,011,202.40-3,014,179.20-812,143.20

Finding the Fourth Proportional to 2,011,202.40, 3,014,179.20 and 812,143.20

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Solution

The fourth proportional to 2,011,202.40, 3,014,179.20 and 812,143.20 is: 1,217,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,202.40 : 3,014,179.20 = 812,143.20 : x
  2. Step 2: Convert to fraction form
    2,011,202.40/3,014,179.20 = 812,143.20/x
  3. Step 3: Cross multiply
    2,011,202.40x = 3,014,179.20 × 812,143.20
  4. Step 4: Simplify right side
    2,011,202.40x = 2,447,945,140,861.44
  5. Step 5: Solve for x
    x = 2,447,945,140,861.44/2,011,202.40
  6. Step 6: Final answer
    x = 1,217,155.04

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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.