Home / 3,638,167.12-5,461,035.75-2,679,704.92

Finding the Fourth Proportional to 3,638,167.12, 5,461,035.75 and 2,679,704.92

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Solution

The fourth proportional to 3,638,167.12, 5,461,035.75 and 2,679,704.92 is: 4,022,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,167.12 : 5,461,035.75 = 2,679,704.92 : x
  2. Step 2: Convert to fraction form
    3,638,167.12/5,461,035.75 = 2,679,704.92/x
  3. Step 3: Cross multiply
    3,638,167.12x = 5,461,035.75 × 2,679,704.92
  4. Step 4: Simplify right side
    3,638,167.12x = 14,633,964,367,570.89
  5. Step 5: Solve for x
    x = 14,633,964,367,570.89/3,638,167.12
  6. Step 6: Final answer
    x = 4,022,345.29

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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.