Home / 1,514,121.52-2,090,187.43-933,448.42

Finding the Fourth Proportional to 1,514,121.52, 2,090,187.43 and 933,448.42

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Solution

The fourth proportional to 1,514,121.52, 2,090,187.43 and 933,448.42 is: 1,288,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,121.52 : 2,090,187.43 = 933,448.42 : x
  2. Step 2: Convert to fraction form
    1,514,121.52/2,090,187.43 = 933,448.42/x
  3. Step 3: Cross multiply
    1,514,121.52x = 2,090,187.43 × 933,448.42
  4. Step 4: Simplify right side
    1,514,121.52x = 1,951,082,146,478.27
  5. Step 5: Solve for x
    x = 1,951,082,146,478.27/1,514,121.52
  6. Step 6: Final answer
    x = 1,288,590.20

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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.