Home / 3,418,165.89-4,715,644.19-1,967,514.21

Finding the Fourth Proportional to 3,418,165.89, 4,715,644.19 and 1,967,514.21

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Solution

The fourth proportional to 3,418,165.89, 4,715,644.19 and 1,967,514.21 is: 2,714,349.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,165.89 : 4,715,644.19 = 1,967,514.21 : x
  2. Step 2: Convert to fraction form
    3,418,165.89/4,715,644.19 = 1,967,514.21/x
  3. Step 3: Cross multiply
    3,418,165.89x = 4,715,644.19 × 1,967,514.21
  4. Step 4: Simplify right side
    3,418,165.89x = 9,278,096,943,291.37
  5. Step 5: Solve for x
    x = 9,278,096,943,291.37/3,418,165.89
  6. Step 6: Final answer
    x = 2,714,349.52

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1.5x scale

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.