Home / 5,299,455.40-7,949,183.10-2,645,247.40

Finding the Fourth Proportional to 5,299,455.40, 7,949,183.10 and 2,645,247.40

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Solution

The fourth proportional to 5,299,455.40, 7,949,183.10 and 2,645,247.40 is: 3,967,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299,455.40 : 7,949,183.10 = 2,645,247.40 : x
  2. Step 2: Convert to fraction form
    5,299,455.40/7,949,183.10 = 2,645,247.40/x
  3. Step 3: Cross multiply
    5,299,455.40x = 7,949,183.10 × 2,645,247.40
  4. Step 4: Simplify right side
    5,299,455.40x = 21,027,555,927,398.94
  5. Step 5: Solve for x
    x = 21,027,555,927,398.94/5,299,455.40
  6. Step 6: Final answer
    x = 3,967,871.10

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Similar ratio
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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.