Home / 4,858,905.07-6,705,288.90-2,821,845.79

Finding the Fourth Proportional to 4,858,905.07, 6,705,288.90 and 2,821,845.79

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Solution

The fourth proportional to 4,858,905.07, 6,705,288.90 and 2,821,845.79 is: 3,894,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858,905.07 : 6,705,288.90 = 2,821,845.79 : x
  2. Step 2: Convert to fraction form
    4,858,905.07/6,705,288.90 = 2,821,845.79/x
  3. Step 3: Cross multiply
    4,858,905.07x = 6,705,288.90 × 2,821,845.79
  4. Step 4: Simplify right side
    4,858,905.07x = 18,921,291,205,563.06
  5. Step 5: Solve for x
    x = 18,921,291,205,563.06/4,858,905.07
  6. Step 6: Final answer
    x = 3,894,147.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.