Home / 1,162,628.40-1,743,228.92-451,826.48

Finding the Fourth Proportional to 1,162,628.40, 1,743,228.92 and 451,826.48

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Solution

The fourth proportional to 1,162,628.40, 1,743,228.92 and 451,826.48 is: 677,462.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,628.40 : 1,743,228.92 = 451,826.48 : x
  2. Step 2: Convert to fraction form
    1,162,628.40/1,743,228.92 = 451,826.48/x
  3. Step 3: Cross multiply
    1,162,628.40x = 1,743,228.92 × 451,826.48
  4. Step 4: Simplify right side
    1,162,628.40x = 787,636,986,757.80
  5. Step 5: Solve for x
    x = 787,636,986,757.80/1,162,628.40
  6. Step 6: Final answer
    x = 677,462.37

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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.