Home / 2,384,166.11-3,298,813.20-2,078,878.65

Finding the Fourth Proportional to 2,384,166.11, 3,298,813.20 and 2,078,878.65

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Solution

The fourth proportional to 2,384,166.11, 3,298,813.20 and 2,078,878.65 is: 2,876,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,166.11 : 3,298,813.20 = 2,078,878.65 : x
  2. Step 2: Convert to fraction form
    2,384,166.11/3,298,813.20 = 2,078,878.65/x
  3. Step 3: Cross multiply
    2,384,166.11x = 3,298,813.20 × 2,078,878.65
  4. Step 4: Simplify right side
    2,384,166.11x = 6,857,832,331,818.18
  5. Step 5: Solve for x
    x = 6,857,832,331,818.18/2,384,166.11
  6. Step 6: Final answer
    x = 2,876,407.11

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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.