Home / 3,640,168.80-5,023,399.68-2,008,591.20

Finding the Fourth Proportional to 3,640,168.80, 5,023,399.68 and 2,008,591.20

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Solution

The fourth proportional to 3,640,168.80, 5,023,399.68 and 2,008,591.20 is: 2,771,837.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,168.80 : 5,023,399.68 = 2,008,591.20 : x
  2. Step 2: Convert to fraction form
    3,640,168.80/5,023,399.68 = 2,008,591.20/x
  3. Step 3: Cross multiply
    3,640,168.80x = 5,023,399.68 × 2,008,591.20
  4. Step 4: Simplify right side
    3,640,168.80x = 10,089,956,391,330.81
  5. Step 5: Solve for x
    x = 10,089,956,391,330.81/3,640,168.80
  6. Step 6: Final answer
    x = 2,771,837.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.