Home / 2,290,859.12-3,161,201.21-1,324,052.03

Finding the Fourth Proportional to 2,290,859.12, 3,161,201.21 and 1,324,052.03

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Solution

The fourth proportional to 2,290,859.12, 3,161,201.21 and 1,324,052.03 is: 1,827,085.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,859.12 : 3,161,201.21 = 1,324,052.03 : x
  2. Step 2: Convert to fraction form
    2,290,859.12/3,161,201.21 = 1,324,052.03/x
  3. Step 3: Cross multiply
    2,290,859.12x = 3,161,201.21 × 1,324,052.03
  4. Step 4: Simplify right side
    2,290,859.12x = 4,185,594,875,252.93
  5. Step 5: Solve for x
    x = 4,185,594,875,252.93/2,290,859.12
  6. Step 6: Final answer
    x = 1,827,085.24

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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.