Home / 3,129,352.36-4,314,848.58-2,902,604.20

Finding the Fourth Proportional to 3,129,352.36, 4,314,848.58 and 2,902,604.20

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Solution

The fourth proportional to 3,129,352.36, 4,314,848.58 and 2,902,604.20 is: 4,002,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,352.36 : 4,314,848.58 = 2,902,604.20 : x
  2. Step 2: Convert to fraction form
    3,129,352.36/4,314,848.58 = 2,902,604.20/x
  3. Step 3: Cross multiply
    3,129,352.36x = 4,314,848.58 × 2,902,604.20
  4. Step 4: Simplify right side
    3,129,352.36x = 12,524,297,610,672.04
  5. Step 5: Solve for x
    x = 12,524,297,610,672.04/3,129,352.36
  6. Step 6: Final answer
    x = 4,002,201.15

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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.