Home / 3,130,216.20-4,695,324.30-2,420,753.40

Finding the Fourth Proportional to 3,130,216.20, 4,695,324.30 and 2,420,753.40

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Solution

The fourth proportional to 3,130,216.20, 4,695,324.30 and 2,420,753.40 is: 3,631,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,216.20 : 4,695,324.30 = 2,420,753.40 : x
  2. Step 2: Convert to fraction form
    3,130,216.20/4,695,324.30 = 2,420,753.40/x
  3. Step 3: Cross multiply
    3,130,216.20x = 4,695,324.30 × 2,420,753.40
  4. Step 4: Simplify right side
    3,130,216.20x = 11,366,222,263,327.62
  5. Step 5: Solve for x
    x = 11,366,222,263,327.62/3,130,216.20
  6. Step 6: Final answer
    x = 3,631,130.10

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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.