Home / 3,892,760.35-5,369,023.67-2,342,405.80

Finding the Fourth Proportional to 3,892,760.35, 5,369,023.67 and 2,342,405.80

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Solution

The fourth proportional to 3,892,760.35, 5,369,023.67 and 2,342,405.80 is: 3,230,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,760.35 : 5,369,023.67 = 2,342,405.80 : x
  2. Step 2: Convert to fraction form
    3,892,760.35/5,369,023.67 = 2,342,405.80/x
  3. Step 3: Cross multiply
    3,892,760.35x = 5,369,023.67 × 2,342,405.80
  4. Step 4: Simplify right side
    3,892,760.35x = 12,576,432,159,810.70
  5. Step 5: Solve for x
    x = 12,576,432,159,810.70/3,892,760.35
  6. Step 6: Final answer
    x = 3,230,723.46

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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.