Home / 3,143,609.57-4,717,244.15-1,321,842.82

Finding the Fourth Proportional to 3,143,609.57, 4,717,244.15 and 1,321,842.82

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Solution

The fourth proportional to 3,143,609.57, 4,717,244.15 and 1,321,842.82 is: 1,983,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,609.57 : 4,717,244.15 = 1,321,842.82 : x
  2. Step 2: Convert to fraction form
    3,143,609.57/4,717,244.15 = 1,321,842.82/x
  3. Step 3: Cross multiply
    3,143,609.57x = 4,717,244.15 × 1,321,842.82
  4. Step 4: Simplify right side
    3,143,609.57x = 6,235,455,309,864.50
  5. Step 5: Solve for x
    x = 6,235,455,309,864.50/3,143,609.57
  6. Step 6: Final answer
    x = 1,983,533.63

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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.