Home / 2,384,167.86-3,298,815.62-2,078,880.40

Finding the Fourth Proportional to 2,384,167.86, 3,298,815.62 and 2,078,880.40

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Solution

The fourth proportional to 2,384,167.86, 3,298,815.62 and 2,078,880.40 is: 2,876,409.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,167.86 : 3,298,815.62 = 2,078,880.40 : x
  2. Step 2: Convert to fraction form
    2,384,167.86/3,298,815.62 = 2,078,880.40/x
  3. Step 3: Cross multiply
    2,384,167.86x = 3,298,815.62 × 2,078,880.40
  4. Step 4: Simplify right side
    2,384,167.86x = 6,857,843,125,237.45
  5. Step 5: Solve for x
    x = 6,857,843,125,237.45/2,384,167.86
  6. Step 6: Final answer
    x = 2,876,409.52

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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.