Home / 1,758,118.72-2,633,765.79-1,295,656.80

Finding the Fourth Proportional to 1,758,118.72, 2,633,765.79 and 1,295,656.80

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Solution

The fourth proportional to 1,758,118.72, 2,633,765.79 and 1,295,656.80 is: 1,940,970.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,118.72 : 2,633,765.79 = 1,295,656.80 : x
  2. Step 2: Convert to fraction form
    1,758,118.72/2,633,765.79 = 1,295,656.80/x
  3. Step 3: Cross multiply
    1,758,118.72x = 2,633,765.79 × 1,295,656.80
  4. Step 4: Simplify right side
    1,758,118.72x = 3,412,456,555,420.87
  5. Step 5: Solve for x
    x = 3,412,456,555,420.87/1,758,118.72
  6. Step 6: Final answer
    x = 1,940,970.49

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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.