Home / 1,288,332.24-1,777,949.64-744,450

Finding the Fourth Proportional to 1,288,332.24, 1,777,949.64 and 744,450

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Solution

The fourth proportional to 1,288,332.24, 1,777,949.64 and 744,450 is: 1,027,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,332.24 : 1,777,949.64 = 744,450 : x
  2. Step 2: Convert to fraction form
    1,288,332.24/1,777,949.64 = 744,450/x
  3. Step 3: Cross multiply
    1,288,332.24x = 1,777,949.64 × 744,450
  4. Step 4: Simplify right side
    1,288,332.24x = 1,323,594,609,498
  5. Step 5: Solve for x
    x = 1,323,594,609,498/1,288,332.24
  6. Step 6: Final answer
    x = 1,027,370.56

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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.