Home / 3,109,049.82-4,663,574.64-1,214,462.52

Finding the Fourth Proportional to 3,109,049.82, 4,663,574.64 and 1,214,462.52

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Solution

The fourth proportional to 3,109,049.82, 4,663,574.64 and 1,214,462.52 is: 1,821,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,049.82 : 4,663,574.64 = 1,214,462.52 : x
  2. Step 2: Convert to fraction form
    3,109,049.82/4,663,574.64 = 1,214,462.52/x
  3. Step 3: Cross multiply
    3,109,049.82x = 4,663,574.64 × 1,214,462.52
  4. Step 4: Simplify right side
    3,109,049.82x = 5,663,736,609,502.49
  5. Step 5: Solve for x
    x = 5,663,736,609,502.49/3,109,049.82
  6. Step 6: Final answer
    x = 1,821,693.74

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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.