Home / 3,405,755.36-5,102,852-2,055,079.84

Finding the Fourth Proportional to 3,405,755.36, 5,102,852 and 2,055,079.84

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Solution

The fourth proportional to 3,405,755.36, 5,102,852 and 2,055,079.84 is: 3,079,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,755.36 : 5,102,852 = 2,055,079.84 : x
  2. Step 2: Convert to fraction form
    3,405,755.36/5,102,852 = 2,055,079.84/x
  3. Step 3: Cross multiply
    3,405,755.36x = 5,102,852 × 2,055,079.84
  4. Step 4: Simplify right side
    3,405,755.36x = 10,486,768,271,703.68
  5. Step 5: Solve for x
    x = 10,486,768,271,703.68/3,405,755.36
  6. Step 6: Final answer
    x = 3,079,131.40

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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.