Home / 5,212,223.20-7,807,691.28-2,682,564

Finding the Fourth Proportional to 5,212,223.20, 7,807,691.28 and 2,682,564

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Solution

The fourth proportional to 5,212,223.20, 7,807,691.28 and 2,682,564 is: 4,018,368.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212,223.20 : 7,807,691.28 = 2,682,564 : x
  2. Step 2: Convert to fraction form
    5,212,223.20/7,807,691.28 = 2,682,564/x
  3. Step 3: Cross multiply
    5,212,223.20x = 7,807,691.28 × 2,682,564
  4. Step 4: Simplify right side
    5,212,223.20x = 20,944,631,550,841.92
  5. Step 5: Solve for x
    x = 20,944,631,550,841.92/5,212,223.20
  6. Step 6: Final answer
    x = 4,018,368.12

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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.