Home / 1,302,504.48-1,797,523.92-729,511.20

Finding the Fourth Proportional to 1,302,504.48, 1,797,523.92 and 729,511.20

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Solution

The fourth proportional to 1,302,504.48, 1,797,523.92 and 729,511.20 is: 1,006,763.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,504.48 : 1,797,523.92 = 729,511.20 : x
  2. Step 2: Convert to fraction form
    1,302,504.48/1,797,523.92 = 729,511.20/x
  3. Step 3: Cross multiply
    1,302,504.48x = 1,797,523.92 × 729,511.20
  4. Step 4: Simplify right side
    1,302,504.48x = 1,311,313,831,907.90
  5. Step 5: Solve for x
    x = 1,311,313,831,907.90/1,302,504.48
  6. Step 6: Final answer
    x = 1,006,763.39

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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.