Home / 2,622,388.12-3,619,062.30-1,589,994.70

Finding the Fourth Proportional to 2,622,388.12, 3,619,062.30 and 1,589,994.70

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Solution

The fourth proportional to 2,622,388.12, 3,619,062.30 and 1,589,994.70 is: 2,194,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622,388.12 : 3,619,062.30 = 1,589,994.70 : x
  2. Step 2: Convert to fraction form
    2,622,388.12/3,619,062.30 = 1,589,994.70/x
  3. Step 3: Cross multiply
    2,622,388.12x = 3,619,062.30 × 1,589,994.70
  4. Step 4: Simplify right side
    2,622,388.12x = 5,754,289,875,969.81
  5. Step 5: Solve for x
    x = 5,754,289,875,969.81/2,622,388.12
  6. Step 6: Final answer
    x = 2,194,293.76

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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.