Home / 2,635,834.06-3,949,237.62-1,438,596.45

Finding the Fourth Proportional to 2,635,834.06, 3,949,237.62 and 1,438,596.45

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Solution

The fourth proportional to 2,635,834.06, 3,949,237.62 and 1,438,596.45 is: 2,155,431.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,834.06 : 3,949,237.62 = 1,438,596.45 : x
  2. Step 2: Convert to fraction form
    2,635,834.06/3,949,237.62 = 1,438,596.45/x
  3. Step 3: Cross multiply
    2,635,834.06x = 3,949,237.62 × 1,438,596.45
  4. Step 4: Simplify right side
    2,635,834.06x = 5,681,359,220,338.45
  5. Step 5: Solve for x
    x = 5,681,359,220,338.45/2,635,834.06
  6. Step 6: Final answer
    x = 2,155,431.29

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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.