Home / 3,979,736.29-5,492,230.77-2,237,953.87

Finding the Fourth Proportional to 3,979,736.29, 5,492,230.77 and 2,237,953.87

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Solution

The fourth proportional to 3,979,736.29, 5,492,230.77 and 2,237,953.87 is: 3,088,485.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,736.29 : 5,492,230.77 = 2,237,953.87 : x
  2. Step 2: Convert to fraction form
    3,979,736.29/5,492,230.77 = 2,237,953.87/x
  3. Step 3: Cross multiply
    3,979,736.29x = 5,492,230.77 × 2,237,953.87
  4. Step 4: Simplify right side
    3,979,736.29x = 12,291,359,106,654.58
  5. Step 5: Solve for x
    x = 12,291,359,106,654.58/3,979,736.29
  6. Step 6: Final answer
    x = 3,088,485.82

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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.