Home / 3,408,608.10-4,705,583.58-2,119,863.72

Finding the Fourth Proportional to 3,408,608.10, 4,705,583.58 and 2,119,863.72

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Solution

The fourth proportional to 3,408,608.10, 4,705,583.58 and 2,119,863.72 is: 2,926,471.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,608.10 : 4,705,583.58 = 2,119,863.72 : x
  2. Step 2: Convert to fraction form
    3,408,608.10/4,705,583.58 = 2,119,863.72/x
  3. Step 3: Cross multiply
    3,408,608.10x = 4,705,583.58 × 2,119,863.72
  4. Step 4: Simplify right side
    3,408,608.10x = 9,975,195,912,669.72
  5. Step 5: Solve for x
    x = 9,975,195,912,669.72/3,408,608.10
  6. Step 6: Final answer
    x = 2,926,471.93

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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.