Home / 1,109,756.27-1,664,682.87-351,653.62

Finding the Fourth Proportional to 1,109,756.27, 1,664,682.87 and 351,653.62

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Solution

The fourth proportional to 1,109,756.27, 1,664,682.87 and 351,653.62 is: 527,495.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,756.27 : 1,664,682.87 = 351,653.62 : x
  2. Step 2: Convert to fraction form
    1,109,756.27/1,664,682.87 = 351,653.62/x
  3. Step 3: Cross multiply
    1,109,756.27x = 1,664,682.87 × 351,653.62
  4. Step 4: Simplify right side
    1,109,756.27x = 585,391,747,305.81
  5. Step 5: Solve for x
    x = 585,391,747,305.81/1,109,756.27
  6. Step 6: Final answer
    x = 527,495.78

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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.