Home / 2,534,016.72-3,496,943.70-1,388,137.80

Finding the Fourth Proportional to 2,534,016.72, 3,496,943.70 and 1,388,137.80

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Solution

The fourth proportional to 2,534,016.72, 3,496,943.70 and 1,388,137.80 is: 1,915,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534,016.72 : 3,496,943.70 = 1,388,137.80 : x
  2. Step 2: Convert to fraction form
    2,534,016.72/3,496,943.70 = 1,388,137.80/x
  3. Step 3: Cross multiply
    2,534,016.72x = 3,496,943.70 × 1,388,137.80
  4. Step 4: Simplify right side
    2,534,016.72x = 4,854,239,734,441.86
  5. Step 5: Solve for x
    x = 4,854,239,734,441.86/2,534,016.72
  6. Step 6: Final answer
    x = 1,915,630.51

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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.