Home / 2,247,139.60-3,370,709.40-987,427.60

Finding the Fourth Proportional to 2,247,139.60, 3,370,709.40 and 987,427.60

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Solution

The fourth proportional to 2,247,139.60, 3,370,709.40 and 987,427.60 is: 1,481,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,139.60 : 3,370,709.40 = 987,427.60 : x
  2. Step 2: Convert to fraction form
    2,247,139.60/3,370,709.40 = 987,427.60/x
  3. Step 3: Cross multiply
    2,247,139.60x = 3,370,709.40 × 987,427.60
  4. Step 4: Simplify right side
    2,247,139.60x = 3,328,331,493,139.44
  5. Step 5: Solve for x
    x = 3,328,331,493,139.44/2,247,139.60
  6. Step 6: Final answer
    x = 1,481,141.40

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Double scale
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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.