Home / 3,129,351.36-4,314,847.20-2,902,603.20

Finding the Fourth Proportional to 3,129,351.36, 4,314,847.20 and 2,902,603.20

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Solution

The fourth proportional to 3,129,351.36, 4,314,847.20 and 2,902,603.20 is: 4,002,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,351.36 : 4,314,847.20 = 2,902,603.20 : x
  2. Step 2: Convert to fraction form
    3,129,351.36/4,314,847.20 = 2,902,603.20/x
  3. Step 3: Cross multiply
    3,129,351.36x = 4,314,847.20 × 2,902,603.20
  4. Step 4: Simplify right side
    3,129,351.36x = 12,524,289,290,231.04
  5. Step 5: Solve for x
    x = 12,524,289,290,231.04/3,129,351.36
  6. Step 6: Final answer
    x = 4,002,199.77

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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.