Home / 3,685,966.86-5,086,685.19-2,054,328.78

Finding the Fourth Proportional to 3,685,966.86, 5,086,685.19 and 2,054,328.78

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Solution

The fourth proportional to 3,685,966.86, 5,086,685.19 and 2,054,328.78 is: 2,835,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,966.86 : 5,086,685.19 = 2,054,328.78 : x
  2. Step 2: Convert to fraction form
    3,685,966.86/5,086,685.19 = 2,054,328.78/x
  3. Step 3: Cross multiply
    3,685,966.86x = 5,086,685.19 × 2,054,328.78
  4. Step 4: Simplify right side
    3,685,966.86x = 10,449,723,780,616.77
  5. Step 5: Solve for x
    x = 10,449,723,780,616.77/3,685,966.86
  6. Step 6: Final answer
    x = 2,835,002.10

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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.