Home / 3,956,469.78-5,460,221.52-2,214,313.68

Finding the Fourth Proportional to 3,956,469.78, 5,460,221.52 and 2,214,313.68

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Solution

The fourth proportional to 3,956,469.78, 5,460,221.52 and 2,214,313.68 is: 3,055,916.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,469.78 : 5,460,221.52 = 2,214,313.68 : x
  2. Step 2: Convert to fraction form
    3,956,469.78/5,460,221.52 = 2,214,313.68/x
  3. Step 3: Cross multiply
    3,956,469.78x = 5,460,221.52 × 2,214,313.68
  4. Step 4: Simplify right side
    3,956,469.78x = 12,090,643,207,566.39
  5. Step 5: Solve for x
    x = 12,090,643,207,566.39/3,956,469.78
  6. Step 6: Final answer
    x = 3,055,916.99

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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.