Home / 3,638,846.40-5,458,269.60-2,519,102.40

Finding the Fourth Proportional to 3,638,846.40, 5,458,269.60 and 2,519,102.40

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Solution

The fourth proportional to 3,638,846.40, 5,458,269.60 and 2,519,102.40 is: 3,778,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,846.40 : 5,458,269.60 = 2,519,102.40 : x
  2. Step 2: Convert to fraction form
    3,638,846.40/5,458,269.60 = 2,519,102.40/x
  3. Step 3: Cross multiply
    3,638,846.40x = 5,458,269.60 × 2,519,102.40
  4. Step 4: Simplify right side
    3,638,846.40x = 13,749,940,049,207.04
  5. Step 5: Solve for x
    x = 13,749,940,049,207.04/3,638,846.40
  6. Step 6: Final answer
    x = 3,778,653.60

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Similar ratio
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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.