Home / 3,685,967.86-5,086,686.57-2,054,329.78

Finding the Fourth Proportional to 3,685,967.86, 5,086,686.57 and 2,054,329.78

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Solution

The fourth proportional to 3,685,967.86, 5,086,686.57 and 2,054,329.78 is: 2,835,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,967.86 : 5,086,686.57 = 2,054,329.78 : x
  2. Step 2: Convert to fraction form
    3,685,967.86/5,086,686.57 = 2,054,329.78/x
  3. Step 3: Cross multiply
    3,685,967.86x = 5,086,686.57 × 2,054,329.78
  4. Step 4: Simplify right side
    3,685,967.86x = 10,449,731,702,277.05
  5. Step 5: Solve for x
    x = 10,449,731,702,277.05/3,685,967.86
  6. Step 6: Final answer
    x = 2,835,003.48

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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.