Home / 2,290,871.45-3,161,218.23-1,324,064.36

Finding the Fourth Proportional to 2,290,871.45, 3,161,218.23 and 1,324,064.36

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Solution

The fourth proportional to 2,290,871.45, 3,161,218.23 and 1,324,064.36 is: 1,827,102.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,871.45 : 3,161,218.23 = 1,324,064.36 : x
  2. Step 2: Convert to fraction form
    2,290,871.45/3,161,218.23 = 1,324,064.36/x
  3. Step 3: Cross multiply
    2,290,871.45x = 3,161,218.23 × 1,324,064.36
  4. Step 4: Simplify right side
    2,290,871.45x = 4,185,656,376,719.19
  5. Step 5: Solve for x
    x = 4,185,656,376,719.19/2,290,871.45
  6. Step 6: Final answer
    x = 1,827,102.25

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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.