Home / 2,922,861.60-4,384,956.60-1,325,881.80

Finding the Fourth Proportional to 2,922,861.60, 4,384,956.60 and 1,325,881.80

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Solution

The fourth proportional to 2,922,861.60, 4,384,956.60 and 1,325,881.80 is: 1,989,124.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,861.60 : 4,384,956.60 = 1,325,881.80 : x
  2. Step 2: Convert to fraction form
    2,922,861.60/4,384,956.60 = 1,325,881.80/x
  3. Step 3: Cross multiply
    2,922,861.60x = 4,384,956.60 × 1,325,881.80
  4. Step 4: Simplify right side
    2,922,861.60x = 5,813,934,149,729.88
  5. Step 5: Solve for x
    x = 5,813,934,149,729.88/2,922,861.60
  6. Step 6: Final answer
    x = 1,989,124.00

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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.