Home / 3,219,852.15-4,829,943.60-823,717.44

Finding the Fourth Proportional to 3,219,852.15, 4,829,943.60 and 823,717.44

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Solution

The fourth proportional to 3,219,852.15, 4,829,943.60 and 823,717.44 is: 1,235,618.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,852.15 : 4,829,943.60 = 823,717.44 : x
  2. Step 2: Convert to fraction form
    3,219,852.15/4,829,943.60 = 823,717.44/x
  3. Step 3: Cross multiply
    3,219,852.15x = 4,829,943.60 × 823,717.44
  4. Step 4: Simplify right side
    3,219,852.15x = 3,978,508,777,536.38
  5. Step 5: Solve for x
    x = 3,978,508,777,536.38/3,219,852.15
  6. Step 6: Final answer
    x = 1,235,618.47

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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.