Home / 3,853,087.20-5,779,630.80-3,616,891.20

Finding the Fourth Proportional to 3,853,087.20, 5,779,630.80 and 3,616,891.20

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Solution

The fourth proportional to 3,853,087.20, 5,779,630.80 and 3,616,891.20 is: 5,425,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,087.20 : 5,779,630.80 = 3,616,891.20 : x
  2. Step 2: Convert to fraction form
    3,853,087.20/5,779,630.80 = 3,616,891.20/x
  3. Step 3: Cross multiply
    3,853,087.20x = 5,779,630.80 × 3,616,891.20
  4. Step 4: Simplify right side
    3,853,087.20x = 20,904,295,779,768.96
  5. Step 5: Solve for x
    x = 20,904,295,779,768.96/3,853,087.20
  6. Step 6: Final answer
    x = 5,425,336.80

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Double scale
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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.