Home / 2,174,458.09-3,260,247.46-1,037,395.78

Finding the Fourth Proportional to 2,174,458.09, 3,260,247.46 and 1,037,395.78

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Solution

The fourth proportional to 2,174,458.09, 3,260,247.46 and 1,037,395.78 is: 1,555,406.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,458.09 : 3,260,247.46 = 1,037,395.78 : x
  2. Step 2: Convert to fraction form
    2,174,458.09/3,260,247.46 = 1,037,395.78/x
  3. Step 3: Cross multiply
    2,174,458.09x = 3,260,247.46 × 1,037,395.78
  4. Step 4: Simplify right side
    2,174,458.09x = 3,382,166,951,572.74
  5. Step 5: Solve for x
    x = 3,382,166,951,572.74/2,174,458.09
  6. Step 6: Final answer
    x = 1,555,406.83

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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.