Home / 4,685,137.89-6,465,444.75-2,620,129.97

Finding the Fourth Proportional to 4,685,137.89, 6,465,444.75 and 2,620,129.97

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Solution

The fourth proportional to 4,685,137.89, 6,465,444.75 and 2,620,129.97 is: 3,615,753.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685,137.89 : 6,465,444.75 = 2,620,129.97 : x
  2. Step 2: Convert to fraction form
    4,685,137.89/6,465,444.75 = 2,620,129.97/x
  3. Step 3: Cross multiply
    4,685,137.89x = 6,465,444.75 × 2,620,129.97
  4. Step 4: Simplify right side
    4,685,137.89x = 16,940,305,526,526.93
  5. Step 5: Solve for x
    x = 16,940,305,526,526.93/4,685,137.89
  6. Step 6: Final answer
    x = 3,615,753.88

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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.