Home / 3,439,063.20-5,162,531.40-2,019,918.90

Finding the Fourth Proportional to 3,439,063.20, 5,162,531.40 and 2,019,918.90

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Solution

The fourth proportional to 3,439,063.20, 5,162,531.40 and 2,019,918.90 is: 3,032,190.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,063.20 : 5,162,531.40 = 2,019,918.90 : x
  2. Step 2: Convert to fraction form
    3,439,063.20/5,162,531.40 = 2,019,918.90/x
  3. Step 3: Cross multiply
    3,439,063.20x = 5,162,531.40 × 2,019,918.90
  4. Step 4: Simplify right side
    3,439,063.20x = 10,427,894,746,703.46
  5. Step 5: Solve for x
    x = 10,427,894,746,703.46/3,439,063.20
  6. Step 6: Final answer
    x = 3,032,190.49

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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.