Home / 3,709,610.46-5,119,315.65-2,160,832.50

Finding the Fourth Proportional to 3,709,610.46, 5,119,315.65 and 2,160,832.50

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Solution

The fourth proportional to 3,709,610.46, 5,119,315.65 and 2,160,832.50 is: 2,981,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,610.46 : 5,119,315.65 = 2,160,832.50 : x
  2. Step 2: Convert to fraction form
    3,709,610.46/5,119,315.65 = 2,160,832.50/x
  3. Step 3: Cross multiply
    3,709,610.46x = 5,119,315.65 × 2,160,832.50
  4. Step 4: Simplify right side
    3,709,610.46x = 11,061,983,634,278.62
  5. Step 5: Solve for x
    x = 11,061,983,634,278.62/3,709,610.46
  6. Step 6: Final answer
    x = 2,981,979.85

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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.