Home / 1,122,838.29-1,684,264.73-448,976.21

Finding the Fourth Proportional to 1,122,838.29, 1,684,264.73 and 448,976.21

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Solution

The fourth proportional to 1,122,838.29, 1,684,264.73 and 448,976.21 is: 673,467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,838.29 : 1,684,264.73 = 448,976.21 : x
  2. Step 2: Convert to fraction form
    1,122,838.29/1,684,264.73 = 448,976.21/x
  3. Step 3: Cross multiply
    1,122,838.29x = 1,684,264.73 × 448,976.21
  4. Step 4: Simplify right side
    1,122,838.29x = 756,194,795,112.07
  5. Step 5: Solve for x
    x = 756,194,795,112.07/1,122,838.29
  6. Step 6: Final answer
    x = 673,467.23

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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.