Home / 5,905,830.88-8,858,046.48-1,916,742.88

Finding the Fourth Proportional to 5,905,830.88, 8,858,046.48 and 1,916,742.88

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Solution

The fourth proportional to 5,905,830.88, 8,858,046.48 and 1,916,742.88 is: 2,874,887.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,830.88 : 8,858,046.48 = 1,916,742.88 : x
  2. Step 2: Convert to fraction form
    5,905,830.88/8,858,046.48 = 1,916,742.88/x
  3. Step 3: Cross multiply
    5,905,830.88x = 8,858,046.48 × 1,916,742.88
  4. Step 4: Simplify right side
    5,905,830.88x = 16,978,597,521,249.06
  5. Step 5: Solve for x
    x = 16,978,597,521,249.06/5,905,830.88
  6. Step 6: Final answer
    x = 2,874,887.19

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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.