Home / 1,689,292.32-2,534,185.56-491,058.96

Finding the Fourth Proportional to 1,689,292.32, 2,534,185.56 and 491,058.96

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Solution

The fourth proportional to 1,689,292.32, 2,534,185.56 and 491,058.96 is: 736,660.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,292.32 : 2,534,185.56 = 491,058.96 : x
  2. Step 2: Convert to fraction form
    1,689,292.32/2,534,185.56 = 491,058.96/x
  3. Step 3: Cross multiply
    1,689,292.32x = 2,534,185.56 × 491,058.96
  4. Step 4: Simplify right side
    1,689,292.32x = 1,244,434,525,540.62
  5. Step 5: Solve for x
    x = 1,244,434,525,540.62/1,689,292.32
  6. Step 6: Final answer
    x = 736,660.26

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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.