Home / 1,302,217.44-1,796,960.34-729,179.70

Finding the Fourth Proportional to 1,302,217.44, 1,796,960.34 and 729,179.70

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Solution

The fourth proportional to 1,302,217.44, 1,796,960.34 and 729,179.70 is: 1,006,212.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,217.44 : 1,796,960.34 = 729,179.70 : x
  2. Step 2: Convert to fraction form
    1,302,217.44/1,796,960.34 = 729,179.70/x
  3. Step 3: Cross multiply
    1,302,217.44x = 1,796,960.34 × 729,179.70
  4. Step 4: Simplify right side
    1,302,217.44x = 1,310,307,001,633.10
  5. Step 5: Solve for x
    x = 1,310,307,001,633.10/1,302,217.44
  6. Step 6: Final answer
    x = 1,006,212.14

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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.