Home / 2,389,248.20-3,581,977.81-1,251,792.24

Finding the Fourth Proportional to 2,389,248.20, 3,581,977.81 and 1,251,792.24

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Solution

The fourth proportional to 2,389,248.20, 3,581,977.81 and 1,251,792.24 is: 1,876,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,248.20 : 3,581,977.81 = 1,251,792.24 : x
  2. Step 2: Convert to fraction form
    2,389,248.20/3,581,977.81 = 1,251,792.24/x
  3. Step 3: Cross multiply
    2,389,248.20x = 3,581,977.81 × 1,251,792.24
  4. Step 4: Simplify right side
    2,389,248.20x = 4,483,892,026,410.19
  5. Step 5: Solve for x
    x = 4,483,892,026,410.19/2,389,248.20
  6. Step 6: Final answer
    x = 1,876,695.79

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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.