Home / 3,703,992.20-5,111,707.18-2,072,301.88

Finding the Fourth Proportional to 3,703,992.20, 5,111,707.18 and 2,072,301.88

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Solution

The fourth proportional to 3,703,992.20, 5,111,707.18 and 2,072,301.88 is: 2,859,887.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703,992.20 : 5,111,707.18 = 2,072,301.88 : x
  2. Step 2: Convert to fraction form
    3,703,992.20/5,111,707.18 = 2,072,301.88/x
  3. Step 3: Cross multiply
    3,703,992.20x = 5,111,707.18 × 2,072,301.88
  4. Step 4: Simplify right side
    3,703,992.20x = 10,593,000,399,123.50
  5. Step 5: Solve for x
    x = 10,593,000,399,123.50/3,703,992.20
  6. Step 6: Final answer
    x = 2,859,887.34

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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.