Home / 2,330,138.06-3,215,385.66-1,297,567.88

Finding the Fourth Proportional to 2,330,138.06, 3,215,385.66 and 1,297,567.88

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Solution

The fourth proportional to 2,330,138.06, 3,215,385.66 and 1,297,567.88 is: 1,790,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330,138.06 : 3,215,385.66 = 1,297,567.88 : x
  2. Step 2: Convert to fraction form
    2,330,138.06/3,215,385.66 = 1,297,567.88/x
  3. Step 3: Cross multiply
    2,330,138.06x = 3,215,385.66 × 1,297,567.88
  4. Step 4: Simplify right side
    2,330,138.06x = 4,172,181,154,228.60
  5. Step 5: Solve for x
    x = 4,172,181,154,228.60/2,330,138.06
  6. Step 6: Final answer
    x = 1,790,529.59

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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.