Home / 1,125,732.48-1,553,452.92-616,336.32

Finding the Fourth Proportional to 1,125,732.48, 1,553,452.92 and 616,336.32

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Solution

The fourth proportional to 1,125,732.48, 1,553,452.92 and 616,336.32 is: 850,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,732.48 : 1,553,452.92 = 616,336.32 : x
  2. Step 2: Convert to fraction form
    1,125,732.48/1,553,452.92 = 616,336.32/x
  3. Step 3: Cross multiply
    1,125,732.48x = 1,553,452.92 × 616,336.32
  4. Step 4: Simplify right side
    1,125,732.48x = 957,449,456,006.05
  5. Step 5: Solve for x
    x = 957,449,456,006.05/1,125,732.48
  6. Step 6: Final answer
    x = 850,512.42

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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.