Home / 2,854,786.60-3,939,599.46-1,647,562.60

Finding the Fourth Proportional to 2,854,786.60, 3,939,599.46 and 1,647,562.60

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Solution

The fourth proportional to 2,854,786.60, 3,939,599.46 and 1,647,562.60 is: 2,273,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,786.60 : 3,939,599.46 = 1,647,562.60 : x
  2. Step 2: Convert to fraction form
    2,854,786.60/3,939,599.46 = 1,647,562.60/x
  3. Step 3: Cross multiply
    2,854,786.60x = 3,939,599.46 × 1,647,562.60
  4. Step 4: Simplify right side
    2,854,786.60x = 6,490,736,729,276.20
  5. Step 5: Solve for x
    x = 6,490,736,729,276.20/2,854,786.60
  6. Step 6: Final answer
    x = 2,273,632.90

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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.