Home / 3,586,435.20-5,385,873.60-1,906,819.20

Finding the Fourth Proportional to 3,586,435.20, 5,385,873.60 and 1,906,819.20

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Solution

The fourth proportional to 3,586,435.20, 5,385,873.60 and 1,906,819.20 is: 2,863,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586,435.20 : 5,385,873.60 = 1,906,819.20 : x
  2. Step 2: Convert to fraction form
    3,586,435.20/5,385,873.60 = 1,906,819.20/x
  3. Step 3: Cross multiply
    3,586,435.20x = 5,385,873.60 × 1,906,819.20
  4. Step 4: Simplify right side
    3,586,435.20x = 10,269,887,189,253.12
  5. Step 5: Solve for x
    x = 10,269,887,189,253.12/3,586,435.20
  6. Step 6: Final answer
    x = 2,863,536.25

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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.