Home / 1,109,766.08-1,664,638.56-351,605.44

Finding the Fourth Proportional to 1,109,766.08, 1,664,638.56 and 351,605.44

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Solution

The fourth proportional to 1,109,766.08, 1,664,638.56 and 351,605.44 is: 527,404.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,766.08 : 1,664,638.56 = 351,605.44 : x
  2. Step 2: Convert to fraction form
    1,109,766.08/1,664,638.56 = 351,605.44/x
  3. Step 3: Cross multiply
    1,109,766.08x = 1,664,638.56 × 351,605.44
  4. Step 4: Simplify right side
    1,109,766.08x = 585,295,973,329.77
  5. Step 5: Solve for x
    x = 585,295,973,329.77/1,109,766.08
  6. Step 6: Final answer
    x = 527,404.81

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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.