Home / 3,840,716.64-5,761,000.80-1,146,867.12

Finding the Fourth Proportional to 3,840,716.64, 5,761,000.80 and 1,146,867.12

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Solution

The fourth proportional to 3,840,716.64, 5,761,000.80 and 1,146,867.12 is: 1,720,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,716.64 : 5,761,000.80 = 1,146,867.12 : x
  2. Step 2: Convert to fraction form
    3,840,716.64/5,761,000.80 = 1,146,867.12/x
  3. Step 3: Cross multiply
    3,840,716.64x = 5,761,000.80 × 1,146,867.12
  4. Step 4: Simplify right side
    3,840,716.64x = 6,607,102,395,813.70
  5. Step 5: Solve for x
    x = 6,607,102,395,813.70/3,840,716.64
  6. Step 6: Final answer
    x = 1,720,278.54

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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.