Home / 4,702,345.68-6,489,945.96-2,867,868.72

Finding the Fourth Proportional to 4,702,345.68, 6,489,945.96 and 2,867,868.72

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Solution

The fourth proportional to 4,702,345.68, 6,489,945.96 and 2,867,868.72 is: 3,958,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702,345.68 : 6,489,945.96 = 2,867,868.72 : x
  2. Step 2: Convert to fraction form
    4,702,345.68/6,489,945.96 = 2,867,868.72/x
  3. Step 3: Cross multiply
    4,702,345.68x = 6,489,945.96 × 2,867,868.72
  4. Step 4: Simplify right side
    4,702,345.68x = 18,612,313,013,174.37
  5. Step 5: Solve for x
    x = 18,612,313,013,174.37/4,702,345.68
  6. Step 6: Final answer
    x = 3,958,091.19

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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.