Home / 2,290,201.72-3,160,867.12-1,323,892.18

Finding the Fourth Proportional to 2,290,201.72, 3,160,867.12 and 1,323,892.18

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Solution

The fourth proportional to 2,290,201.72, 3,160,867.12 and 1,323,892.18 is: 1,827,195.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,201.72 : 3,160,867.12 = 1,323,892.18 : x
  2. Step 2: Convert to fraction form
    2,290,201.72/3,160,867.12 = 1,323,892.18/x
  3. Step 3: Cross multiply
    2,290,201.72x = 3,160,867.12 × 1,323,892.18
  4. Step 4: Simplify right side
    2,290,201.72x = 4,184,647,262,187.12
  5. Step 5: Solve for x
    x = 4,184,647,262,187.12/2,290,201.72
  6. Step 6: Final answer
    x = 1,827,195.93

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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.