Home / 2,743,799.27-4,114,214.47-2,178,815.15

Finding the Fourth Proportional to 2,743,799.27, 4,114,214.47 and 2,178,815.15

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Solution

The fourth proportional to 2,743,799.27, 4,114,214.47 and 2,178,815.15 is: 3,267,043.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,799.27 : 4,114,214.47 = 2,178,815.15 : x
  2. Step 2: Convert to fraction form
    2,743,799.27/4,114,214.47 = 2,178,815.15/x
  3. Step 3: Cross multiply
    2,743,799.27x = 4,114,214.47 × 2,178,815.15
  4. Step 4: Simplify right side
    2,743,799.27x = 8,964,112,830,594.28
  5. Step 5: Solve for x
    x = 8,964,112,830,594.28/2,743,799.27
  6. Step 6: Final answer
    x = 3,267,043.97

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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.