Home / 2,873,039.80-4,309,559.70-1,273,905.40

Finding the Fourth Proportional to 2,873,039.80, 4,309,559.70 and 1,273,905.40

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Solution

The fourth proportional to 2,873,039.80, 4,309,559.70 and 1,273,905.40 is: 1,910,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,039.80 : 4,309,559.70 = 1,273,905.40 : x
  2. Step 2: Convert to fraction form
    2,873,039.80/4,309,559.70 = 1,273,905.40/x
  3. Step 3: Cross multiply
    2,873,039.80x = 4,309,559.70 × 1,273,905.40
  4. Step 4: Simplify right side
    2,873,039.80x = 5,489,971,373,452.38
  5. Step 5: Solve for x
    x = 5,489,971,373,452.38/2,873,039.80
  6. Step 6: Final answer
    x = 1,910,858.10

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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.