Home / 3,143,409.66-4,715,147.43-2,516,309.82

Finding the Fourth Proportional to 3,143,409.66, 4,715,147.43 and 2,516,309.82

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Solution

The fourth proportional to 3,143,409.66, 4,715,147.43 and 2,516,309.82 is: 3,774,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,409.66 : 4,715,147.43 = 2,516,309.82 : x
  2. Step 2: Convert to fraction form
    3,143,409.66/4,715,147.43 = 2,516,309.82/x
  3. Step 3: Cross multiply
    3,143,409.66x = 4,715,147.43 × 2,516,309.82
  4. Step 4: Simplify right side
    3,143,409.66x = 11,864,771,780,856.76
  5. Step 5: Solve for x
    x = 11,864,771,780,856.76/3,143,409.66
  6. Step 6: Final answer
    x = 3,774,491.10

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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.