Home / 1,942,286.10-2,909,492.55-1,099,853.70

Finding the Fourth Proportional to 1,942,286.10, 2,909,492.55 and 1,099,853.70

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Solution

The fourth proportional to 1,942,286.10, 2,909,492.55 and 1,099,853.70 is: 1,647,551.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,286.10 : 2,909,492.55 = 1,099,853.70 : x
  2. Step 2: Convert to fraction form
    1,942,286.10/2,909,492.55 = 1,099,853.70/x
  3. Step 3: Cross multiply
    1,942,286.10x = 2,909,492.55 × 1,099,853.70
  4. Step 4: Simplify right side
    1,942,286.10x = 3,200,016,146,239.93
  5. Step 5: Solve for x
    x = 3,200,016,146,239.93/1,942,286.10
  6. Step 6: Final answer
    x = 1,647,551.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.