Home / 3,858,620.20-5,784,664.38-1,461,143.32

Finding the Fourth Proportional to 3,858,620.20, 5,784,664.38 and 1,461,143.32

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Solution

The fourth proportional to 3,858,620.20, 5,784,664.38 and 1,461,143.32 is: 2,190,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,620.20 : 5,784,664.38 = 1,461,143.32 : x
  2. Step 2: Convert to fraction form
    3,858,620.20/5,784,664.38 = 1,461,143.32/x
  3. Step 3: Cross multiply
    3,858,620.20x = 5,784,664.38 × 1,461,143.32
  4. Step 4: Simplify right side
    3,858,620.20x = 8,452,223,717,278.94
  5. Step 5: Solve for x
    x = 8,452,223,717,278.94/3,858,620.20
  6. Step 6: Final answer
    x = 2,190,478.27

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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.