Home / 5,239,257.05-7,859,884.61-1,828,517.86

Finding the Fourth Proportional to 5,239,257.05, 7,859,884.61 and 1,828,517.86

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Solution

The fourth proportional to 5,239,257.05, 7,859,884.61 and 1,828,517.86 is: 2,743,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,257.05 : 7,859,884.61 = 1,828,517.86 : x
  2. Step 2: Convert to fraction form
    5,239,257.05/7,859,884.61 = 1,828,517.86/x
  3. Step 3: Cross multiply
    5,239,257.05x = 7,859,884.61 × 1,828,517.86
  4. Step 4: Simplify right side
    5,239,257.05x = 14,371,939,401,320.29
  5. Step 5: Solve for x
    x = 14,371,939,401,320.29/5,239,257.05
  6. Step 6: Final answer
    x = 2,743,125.46

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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.