Home / 3,074,537.45-4,614,604.76-1,636,428.22

Finding the Fourth Proportional to 3,074,537.45, 4,614,604.76 and 1,636,428.22

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Solution

The fourth proportional to 3,074,537.45, 4,614,604.76 and 1,636,428.22 is: 2,456,131.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,537.45 : 4,614,604.76 = 1,636,428.22 : x
  2. Step 2: Convert to fraction form
    3,074,537.45/4,614,604.76 = 1,636,428.22/x
  3. Step 3: Cross multiply
    3,074,537.45x = 4,614,604.76 × 1,636,428.22
  4. Step 4: Simplify right side
    3,074,537.45x = 7,551,469,422,155.16
  5. Step 5: Solve for x
    x = 7,551,469,422,155.16/3,074,537.45
  6. Step 6: Final answer
    x = 2,456,131.87

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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.