Home / 1,078,392.97-1,616,359.44-673,771.24

Finding the Fourth Proportional to 1,078,392.97, 1,616,359.44 and 673,771.24

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Solution

The fourth proportional to 1,078,392.97, 1,616,359.44 and 673,771.24 is: 1,009,888.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,392.97 : 1,616,359.44 = 673,771.24 : x
  2. Step 2: Convert to fraction form
    1,078,392.97/1,616,359.44 = 673,771.24/x
  3. Step 3: Cross multiply
    1,078,392.97x = 1,616,359.44 × 673,771.24
  4. Step 4: Simplify right side
    1,078,392.97x = 1,089,056,508,721.60
  5. Step 5: Solve for x
    x = 1,089,056,508,721.60/1,078,392.97
  6. Step 6: Final answer
    x = 1,009,888.36

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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.