Home / 3,646,247.28-5,470,974.48-1,939,989.36

Finding the Fourth Proportional to 3,646,247.28, 5,470,974.48 and 1,939,989.36

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Solution

The fourth proportional to 3,646,247.28, 5,470,974.48 and 1,939,989.36 is: 2,910,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646,247.28 : 5,470,974.48 = 1,939,989.36 : x
  2. Step 2: Convert to fraction form
    3,646,247.28/5,470,974.48 = 1,939,989.36/x
  3. Step 3: Cross multiply
    3,646,247.28x = 5,470,974.48 × 1,939,989.36
  4. Step 4: Simplify right side
    3,646,247.28x = 10,613,632,280,031.54
  5. Step 5: Solve for x
    x = 10,613,632,280,031.54/3,646,247.28
  6. Step 6: Final answer
    x = 2,910,837.22

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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.