Home / 3,414,926.80-5,121,734.10-1,018,849.60

Finding the Fourth Proportional to 3,414,926.80, 5,121,734.10 and 1,018,849.60

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Solution

The fourth proportional to 3,414,926.80, 5,121,734.10 and 1,018,849.60 is: 1,528,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,926.80 : 5,121,734.10 = 1,018,849.60 : x
  2. Step 2: Convert to fraction form
    3,414,926.80/5,121,734.10 = 1,018,849.60/x
  3. Step 3: Cross multiply
    3,414,926.80x = 5,121,734.10 × 1,018,849.60
  4. Step 4: Simplify right side
    3,414,926.80x = 5,218,276,739,091.36
  5. Step 5: Solve for x
    x = 5,218,276,739,091.36/3,414,926.80
  6. Step 6: Final answer
    x = 1,528,078.65

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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.