Home / 3,407,954.36-4,703,209.26-1,977,170.36

Finding the Fourth Proportional to 3,407,954.36, 4,703,209.26 and 1,977,170.36

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Solution

The fourth proportional to 3,407,954.36, 4,703,209.26 and 1,977,170.36 is: 2,728,629.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,954.36 : 4,703,209.26 = 1,977,170.36 : x
  2. Step 2: Convert to fraction form
    3,407,954.36/4,703,209.26 = 1,977,170.36/x
  3. Step 3: Cross multiply
    3,407,954.36x = 4,703,209.26 × 1,977,170.36
  4. Step 4: Simplify right side
    3,407,954.36x = 9,299,045,945,749.53
  5. Step 5: Solve for x
    x = 9,299,045,945,749.53/3,407,954.36
  6. Step 6: Final answer
    x = 2,728,629.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.