Home / 1,726,400.10-2,589,600.15-1,369,481.70

Finding the Fourth Proportional to 1,726,400.10, 2,589,600.15 and 1,369,481.70

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Solution

The fourth proportional to 1,726,400.10, 2,589,600.15 and 1,369,481.70 is: 2,054,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,400.10 : 2,589,600.15 = 1,369,481.70 : x
  2. Step 2: Convert to fraction form
    1,726,400.10/2,589,600.15 = 1,369,481.70/x
  3. Step 3: Cross multiply
    1,726,400.10x = 2,589,600.15 × 1,369,481.70
  4. Step 4: Simplify right side
    1,726,400.10x = 3,546,410,015,742.26
  5. Step 5: Solve for x
    x = 3,546,410,015,742.26/1,726,400.10
  6. Step 6: Final answer
    x = 2,054,222.55

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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.