Home / 3,476,344.40-5,211,406.20-2,278,840.40

Finding the Fourth Proportional to 3,476,344.40, 5,211,406.20 and 2,278,840.40

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Solution

The fourth proportional to 3,476,344.40, 5,211,406.20 and 2,278,840.40 is: 3,416,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,344.40 : 5,211,406.20 = 2,278,840.40 : x
  2. Step 2: Convert to fraction form
    3,476,344.40/5,211,406.20 = 2,278,840.40/x
  3. Step 3: Cross multiply
    3,476,344.40x = 5,211,406.20 × 2,278,840.40
  4. Step 4: Simplify right side
    3,476,344.40x = 11,875,962,989,370.48
  5. Step 5: Solve for x
    x = 11,875,962,989,370.48/3,476,344.40
  6. Step 6: Final answer
    x = 3,416,221.65

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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.