Home / 2,119,776.58-3,165,306.47-1,682,589.14

Finding the Fourth Proportional to 2,119,776.58, 3,165,306.47 and 1,682,589.14

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Solution

The fourth proportional to 2,119,776.58, 3,165,306.47 and 1,682,589.14 is: 2,512,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,776.58 : 3,165,306.47 = 1,682,589.14 : x
  2. Step 2: Convert to fraction form
    2,119,776.58/3,165,306.47 = 1,682,589.14/x
  3. Step 3: Cross multiply
    2,119,776.58x = 3,165,306.47 × 1,682,589.14
  4. Step 4: Simplify right side
    2,119,776.58x = 5,325,910,291,193.74
  5. Step 5: Solve for x
    x = 5,325,910,291,193.74/2,119,776.58
  6. Step 6: Final answer
    x = 2,512,486.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.