Home / 3,643,321.70-5,464,982.55-3,538,345.70

Finding the Fourth Proportional to 3,643,321.70, 5,464,982.55 and 3,538,345.70

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Solution

The fourth proportional to 3,643,321.70, 5,464,982.55 and 3,538,345.70 is: 5,307,518.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,321.70 : 5,464,982.55 = 3,538,345.70 : x
  2. Step 2: Convert to fraction form
    3,643,321.70/5,464,982.55 = 3,538,345.70/x
  3. Step 3: Cross multiply
    3,643,321.70x = 5,464,982.55 × 3,538,345.70
  4. Step 4: Simplify right side
    3,643,321.70x = 19,336,997,506,367.54
  5. Step 5: Solve for x
    x = 19,336,997,506,367.54/3,643,321.70
  6. Step 6: Final answer
    x = 5,307,518.55

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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.