Home / 2,301,356.96-3,449,639.92-1,288,994.72

Finding the Fourth Proportional to 2,301,356.96, 3,449,639.92 and 1,288,994.72

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Solution

The fourth proportional to 2,301,356.96, 3,449,639.92 and 1,288,994.72 is: 1,932,150.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301,356.96 : 3,449,639.92 = 1,288,994.72 : x
  2. Step 2: Convert to fraction form
    2,301,356.96/3,449,639.92 = 1,288,994.72/x
  3. Step 3: Cross multiply
    2,301,356.96x = 3,449,639.92 × 1,288,994.72
  4. Step 4: Simplify right side
    2,301,356.96x = 4,446,567,642,781.22
  5. Step 5: Solve for x
    x = 4,446,567,642,781.22/2,301,356.96
  6. Step 6: Final answer
    x = 1,932,150.34

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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.