Home / 2,978,406.60-4,467,609.90-1,181,718.60

Finding the Fourth Proportional to 2,978,406.60, 4,467,609.90 and 1,181,718.60

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Solution

The fourth proportional to 2,978,406.60, 4,467,609.90 and 1,181,718.60 is: 1,772,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,406.60 : 4,467,609.90 = 1,181,718.60 : x
  2. Step 2: Convert to fraction form
    2,978,406.60/4,467,609.90 = 1,181,718.60/x
  3. Step 3: Cross multiply
    2,978,406.60x = 4,467,609.90 × 1,181,718.60
  4. Step 4: Simplify right side
    2,978,406.60x = 5,279,457,716,374.14
  5. Step 5: Solve for x
    x = 5,279,457,716,374.14/2,978,406.60
  6. Step 6: Final answer
    x = 1,772,577.90

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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.