Home / 3,939,994.77-5,436,958.46-2,286,013.76

Finding the Fourth Proportional to 3,939,994.77, 5,436,958.46 and 2,286,013.76

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Solution

The fourth proportional to 3,939,994.77, 5,436,958.46 and 2,286,013.76 is: 3,154,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,994.77 : 5,436,958.46 = 2,286,013.76 : x
  2. Step 2: Convert to fraction form
    3,939,994.77/5,436,958.46 = 2,286,013.76/x
  3. Step 3: Cross multiply
    3,939,994.77x = 5,436,958.46 × 2,286,013.76
  4. Step 4: Simplify right side
    3,939,994.77x = 12,428,961,852,108.41
  5. Step 5: Solve for x
    x = 12,428,961,852,108.41/3,939,994.77
  6. Step 6: Final answer
    x = 3,154,563.03

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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.