Home / 3,513,875.20-5,270,812.80-2,883,500.80

Finding the Fourth Proportional to 3,513,875.20, 5,270,812.80 and 2,883,500.80

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Solution

The fourth proportional to 3,513,875.20, 5,270,812.80 and 2,883,500.80 is: 4,325,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513,875.20 : 5,270,812.80 = 2,883,500.80 : x
  2. Step 2: Convert to fraction form
    3,513,875.20/5,270,812.80 = 2,883,500.80/x
  3. Step 3: Cross multiply
    3,513,875.20x = 5,270,812.80 × 2,883,500.80
  4. Step 4: Simplify right side
    3,513,875.20x = 15,198,392,925,450.24
  5. Step 5: Solve for x
    x = 15,198,392,925,450.24/3,513,875.20
  6. Step 6: Final answer
    x = 4,325,251.20

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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.