Home / 2,021,664.34-3,029,878.86-822,193.39

Finding the Fourth Proportional to 2,021,664.34, 3,029,878.86 and 822,193.39

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Solution

The fourth proportional to 2,021,664.34, 3,029,878.86 and 822,193.39 is: 1,232,225.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,664.34 : 3,029,878.86 = 822,193.39 : x
  2. Step 2: Convert to fraction form
    2,021,664.34/3,029,878.86 = 822,193.39/x
  3. Step 3: Cross multiply
    2,021,664.34x = 3,029,878.86 × 822,193.39
  4. Step 4: Simplify right side
    2,021,664.34x = 2,491,146,371,192.74
  5. Step 5: Solve for x
    x = 2,491,146,371,192.74/2,021,664.34
  6. Step 6: Final answer
    x = 1,232,225.51

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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.