Home / 1,643,451.19-2,269,416.89-1,024,313.01

Finding the Fourth Proportional to 1,643,451.19, 2,269,416.89 and 1,024,313.01

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Solution

The fourth proportional to 1,643,451.19, 2,269,416.89 and 1,024,313.01 is: 1,414,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,451.19 : 2,269,416.89 = 1,024,313.01 : x
  2. Step 2: Convert to fraction form
    1,643,451.19/2,269,416.89 = 1,024,313.01/x
  3. Step 3: Cross multiply
    1,643,451.19x = 2,269,416.89 × 1,024,313.01
  4. Step 4: Simplify right side
    1,643,451.19x = 2,324,593,245,540.74
  5. Step 5: Solve for x
    x = 2,324,593,245,540.74/1,643,451.19
  6. Step 6: Final answer
    x = 1,414,458.34

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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.