Home / 4,890,906.76-6,744,760.74-3,146,796.04

Finding the Fourth Proportional to 4,890,906.76, 6,744,760.74 and 3,146,796.04

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Solution

The fourth proportional to 4,890,906.76, 6,744,760.74 and 3,146,796.04 is: 4,339,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,906.76 : 6,744,760.74 = 3,146,796.04 : x
  2. Step 2: Convert to fraction form
    4,890,906.76/6,744,760.74 = 3,146,796.04/x
  3. Step 3: Cross multiply
    4,890,906.76x = 6,744,760.74 × 3,146,796.04
  4. Step 4: Simplify right side
    4,890,906.76x = 21,224,386,387,379.47
  5. Step 5: Solve for x
    x = 21,224,386,387,379.47/4,890,906.76
  6. Step 6: Final answer
    x = 4,339,560.62

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.