Home / 3,156,682.84-4,356,489.18-1,932,982.36

Finding the Fourth Proportional to 3,156,682.84, 4,356,489.18 and 1,932,982.36

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Solution

The fourth proportional to 3,156,682.84, 4,356,489.18 and 1,932,982.36 is: 2,667,679.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,682.84 : 4,356,489.18 = 1,932,982.36 : x
  2. Step 2: Convert to fraction form
    3,156,682.84/4,356,489.18 = 1,932,982.36/x
  3. Step 3: Cross multiply
    3,156,682.84x = 4,356,489.18 × 1,932,982.36
  4. Step 4: Simplify right side
    3,156,682.84x = 8,421,016,736,470.86
  5. Step 5: Solve for x
    x = 8,421,016,736,470.86/3,156,682.84
  6. Step 6: Final answer
    x = 2,667,679.07

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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.