Home / 2,790,081.24-4,185,324.85-1,169,223.11

Finding the Fourth Proportional to 2,790,081.24, 4,185,324.85 and 1,169,223.11

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Solution

The fourth proportional to 2,790,081.24, 4,185,324.85 and 1,169,223.11 is: 1,753,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,081.24 : 4,185,324.85 = 1,169,223.11 : x
  2. Step 2: Convert to fraction form
    2,790,081.24/4,185,324.85 = 1,169,223.11/x
  3. Step 3: Cross multiply
    2,790,081.24x = 4,185,324.85 × 1,169,223.11
  4. Step 4: Simplify right side
    2,790,081.24x = 4,893,578,513,627.60
  5. Step 5: Solve for x
    x = 4,893,578,513,627.60/2,790,081.24
  6. Step 6: Final answer
    x = 1,753,919.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.