Home / 3,019,732.21-4,167,105.51-1,643,081.59

Finding the Fourth Proportional to 3,019,732.21, 4,167,105.51 and 1,643,081.59

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Solution

The fourth proportional to 3,019,732.21, 4,167,105.51 and 1,643,081.59 is: 2,267,384.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,732.21 : 4,167,105.51 = 1,643,081.59 : x
  2. Step 2: Convert to fraction form
    3,019,732.21/4,167,105.51 = 1,643,081.59/x
  3. Step 3: Cross multiply
    3,019,732.21x = 4,167,105.51 × 1,643,081.59
  4. Step 4: Simplify right side
    3,019,732.21x = 6,846,894,347,068.56
  5. Step 5: Solve for x
    x = 6,846,894,347,068.56/3,019,732.21
  6. Step 6: Final answer
    x = 2,267,384.61

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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.