Home / 1,122,838.88-1,684,265.61-448,976.80

Finding the Fourth Proportional to 1,122,838.88, 1,684,265.61 and 448,976.80

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Solution

The fourth proportional to 1,122,838.88, 1,684,265.61 and 448,976.80 is: 673,468.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,838.88 : 1,684,265.61 = 448,976.80 : x
  2. Step 2: Convert to fraction form
    1,122,838.88/1,684,265.61 = 448,976.80/x
  3. Step 3: Cross multiply
    1,122,838.88x = 1,684,265.61 × 448,976.80
  4. Step 4: Simplify right side
    1,122,838.88x = 756,196,183,927.85
  5. Step 5: Solve for x
    x = 756,196,183,927.85/1,122,838.88
  6. Step 6: Final answer
    x = 673,468.11

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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.