Home / 2,110,621.23-3,170,168.01-1,259,353.80

Finding the Fourth Proportional to 2,110,621.23, 3,170,168.01 and 1,259,353.80

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Solution

The fourth proportional to 2,110,621.23, 3,170,168.01 and 1,259,353.80 is: 1,891,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,621.23 : 3,170,168.01 = 1,259,353.80 : x
  2. Step 2: Convert to fraction form
    2,110,621.23/3,170,168.01 = 1,259,353.80/x
  3. Step 3: Cross multiply
    2,110,621.23x = 3,170,168.01 × 1,259,353.80
  4. Step 4: Simplify right side
    2,110,621.23x = 3,992,363,130,031.94
  5. Step 5: Solve for x
    x = 3,992,363,130,031.94/2,110,621.23
  6. Step 6: Final answer
    x = 1,891,558.31

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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.