Home / 2,588,171.60-3,882,257.40-905,099.60

Finding the Fourth Proportional to 2,588,171.60, 3,882,257.40 and 905,099.60

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Solution

The fourth proportional to 2,588,171.60, 3,882,257.40 and 905,099.60 is: 1,357,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,171.60 : 3,882,257.40 = 905,099.60 : x
  2. Step 2: Convert to fraction form
    2,588,171.60/3,882,257.40 = 905,099.60/x
  3. Step 3: Cross multiply
    2,588,171.60x = 3,882,257.40 × 905,099.60
  4. Step 4: Simplify right side
    2,588,171.60x = 3,513,829,619,837.04
  5. Step 5: Solve for x
    x = 3,513,829,619,837.04/2,588,171.60
  6. Step 6: Final answer
    x = 1,357,649.40

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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.