Home / 4,481,439.10-6,722,158.65-1,641,838.30

Finding the Fourth Proportional to 4,481,439.10, 6,722,158.65 and 1,641,838.30

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Solution

The fourth proportional to 4,481,439.10, 6,722,158.65 and 1,641,838.30 is: 2,462,757.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481,439.10 : 6,722,158.65 = 1,641,838.30 : x
  2. Step 2: Convert to fraction form
    4,481,439.10/6,722,158.65 = 1,641,838.30/x
  3. Step 3: Cross multiply
    4,481,439.10x = 6,722,158.65 × 1,641,838.30
  4. Step 4: Simplify right side
    4,481,439.10x = 11,036,697,530,246.30
  5. Step 5: Solve for x
    x = 11,036,697,530,246.30/4,481,439.10
  6. Step 6: Final answer
    x = 2,462,757.45

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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.