Home / 3,476,139.40-5,211,098.70-2,278,635.40

Finding the Fourth Proportional to 3,476,139.40, 5,211,098.70 and 2,278,635.40

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Solution

The fourth proportional to 3,476,139.40, 5,211,098.70 and 2,278,635.40 is: 3,415,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,139.40 : 5,211,098.70 = 2,278,635.40 : x
  2. Step 2: Convert to fraction form
    3,476,139.40/5,211,098.70 = 2,278,635.40/x
  3. Step 3: Cross multiply
    3,476,139.40x = 5,211,098.70 × 2,278,635.40
  4. Step 4: Simplify right side
    3,476,139.40x = 11,874,193,970,713.98
  5. Step 5: Solve for x
    x = 11,874,193,970,713.98/3,476,139.40
  6. Step 6: Final answer
    x = 3,415,914.21

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1.5x scale

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.