Home / 1,609,904.60-2,414,856.90-427,952.60

Finding the Fourth Proportional to 1,609,904.60, 2,414,856.90 and 427,952.60

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Solution

The fourth proportional to 1,609,904.60, 2,414,856.90 and 427,952.60 is: 641,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,904.60 : 2,414,856.90 = 427,952.60 : x
  2. Step 2: Convert to fraction form
    1,609,904.60/2,414,856.90 = 427,952.60/x
  3. Step 3: Cross multiply
    1,609,904.60x = 2,414,856.90 × 427,952.60
  4. Step 4: Simplify right side
    1,609,904.60x = 1,033,444,288,982.94
  5. Step 5: Solve for x
    x = 1,033,444,288,982.94/1,609,904.60
  6. Step 6: Final answer
    x = 641,928.90

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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.