Home / 2,728,810.60-4,093,799.10-835,743.40

Finding the Fourth Proportional to 2,728,810.60, 4,093,799.10 and 835,743.40

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Solution

The fourth proportional to 2,728,810.60, 4,093,799.10 and 835,743.40 is: 1,253,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,810.60 : 4,093,799.10 = 835,743.40 : x
  2. Step 2: Convert to fraction form
    2,728,810.60/4,093,799.10 = 835,743.40/x
  3. Step 3: Cross multiply
    2,728,810.60x = 4,093,799.10 × 835,743.40
  4. Step 4: Simplify right side
    2,728,810.60x = 3,421,365,578,750.94
  5. Step 5: Solve for x
    x = 3,421,365,578,750.94/2,728,810.60
  6. Step 6: Final answer
    x = 1,253,793.71

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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.