Home / 2,387,559.78-3,579,088.44-1,188,348.42

Finding the Fourth Proportional to 2,387,559.78, 3,579,088.44 and 1,188,348.42

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Solution

The fourth proportional to 2,387,559.78, 3,579,088.44 and 1,188,348.42 is: 1,781,402.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,559.78 : 3,579,088.44 = 1,188,348.42 : x
  2. Step 2: Convert to fraction form
    2,387,559.78/3,579,088.44 = 1,188,348.42/x
  3. Step 3: Cross multiply
    2,387,559.78x = 3,579,088.44 × 1,188,348.42
  4. Step 4: Simplify right side
    2,387,559.78x = 4,253,204,092,714.26
  5. Step 5: Solve for x
    x = 4,253,204,092,714.26/2,387,559.78
  6. Step 6: Final answer
    x = 1,781,402.14

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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.