Home / 1,687,055.01-2,328,135.66-923,108.37

Finding the Fourth Proportional to 1,687,055.01, 2,328,135.66 and 923,108.37

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Solution

The fourth proportional to 1,687,055.01, 2,328,135.66 and 923,108.37 is: 1,273,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,055.01 : 2,328,135.66 = 923,108.37 : x
  2. Step 2: Convert to fraction form
    1,687,055.01/2,328,135.66 = 923,108.37/x
  3. Step 3: Cross multiply
    1,687,055.01x = 2,328,135.66 × 923,108.37
  4. Step 4: Simplify right side
    1,687,055.01x = 2,149,121,514,241.47
  5. Step 5: Solve for x
    x = 2,149,121,514,241.47/1,687,055.01
  6. Step 6: Final answer
    x = 1,273,889.41

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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.