Home / 3,321,723.60-4,982,585.40-1,642,107.60

Finding the Fourth Proportional to 3,321,723.60, 4,982,585.40 and 1,642,107.60

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Solution

The fourth proportional to 3,321,723.60, 4,982,585.40 and 1,642,107.60 is: 2,463,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,723.60 : 4,982,585.40 = 1,642,107.60 : x
  2. Step 2: Convert to fraction form
    3,321,723.60/4,982,585.40 = 1,642,107.60/x
  3. Step 3: Cross multiply
    3,321,723.60x = 4,982,585.40 × 1,642,107.60
  4. Step 4: Simplify right side
    3,321,723.60x = 8,181,941,352,989.04
  5. Step 5: Solve for x
    x = 8,181,941,352,989.04/3,321,723.60
  6. Step 6: Final answer
    x = 2,463,161.40

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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.