Home / 2,045,961.27-2,823,594.64-1,128,369.88

Finding the Fourth Proportional to 2,045,961.27, 2,823,594.64 and 1,128,369.88

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Solution

The fourth proportional to 2,045,961.27, 2,823,594.64 and 1,128,369.88 is: 1,557,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,961.27 : 2,823,594.64 = 1,128,369.88 : x
  2. Step 2: Convert to fraction form
    2,045,961.27/2,823,594.64 = 1,128,369.88/x
  3. Step 3: Cross multiply
    2,045,961.27x = 2,823,594.64 × 1,128,369.88
  4. Step 4: Simplify right side
    2,045,961.27x = 3,186,059,145,105.44
  5. Step 5: Solve for x
    x = 3,186,059,145,105.44/2,045,961.27
  6. Step 6: Final answer
    x = 1,557,243.14

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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.