Home / 2,746,896.40-4,120,344.60-2,215,455.40

Finding the Fourth Proportional to 2,746,896.40, 4,120,344.60 and 2,215,455.40

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Solution

The fourth proportional to 2,746,896.40, 4,120,344.60 and 2,215,455.40 is: 3,323,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,896.40 : 4,120,344.60 = 2,215,455.40 : x
  2. Step 2: Convert to fraction form
    2,746,896.40/4,120,344.60 = 2,215,455.40/x
  3. Step 3: Cross multiply
    2,746,896.40x = 4,120,344.60 × 2,215,455.40
  4. Step 4: Simplify right side
    2,746,896.40x = 9,128,439,693,930.84
  5. Step 5: Solve for x
    x = 9,128,439,693,930.84/2,746,896.40
  6. Step 6: Final answer
    x = 3,323,183.10

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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.