Home / 6,193,912.70-9,290,869.05-1,645,663.48

Finding the Fourth Proportional to 6,193,912.70, 9,290,869.05 and 1,645,663.48

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Solution

The fourth proportional to 6,193,912.70, 9,290,869.05 and 1,645,663.48 is: 2,468,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,193,912.70 : 9,290,869.05 = 1,645,663.48 : x
  2. Step 2: Convert to fraction form
    6,193,912.70/9,290,869.05 = 1,645,663.48/x
  3. Step 3: Cross multiply
    6,193,912.70x = 9,290,869.05 × 1,645,663.48
  4. Step 4: Simplify right side
    6,193,912.70x = 15,289,643,846,592.95
  5. Step 5: Solve for x
    x = 15,289,643,846,592.95/6,193,912.70
  6. Step 6: Final answer
    x = 2,468,495.21

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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.