Home / 1,679,714.43-2,518,830.41-481,364.79

Finding the Fourth Proportional to 1,679,714.43, 2,518,830.41 and 481,364.79

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Solution

The fourth proportional to 1,679,714.43, 2,518,830.41 and 481,364.79 is: 721,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,714.43 : 2,518,830.41 = 481,364.79 : x
  2. Step 2: Convert to fraction form
    1,679,714.43/2,518,830.41 = 481,364.79/x
  3. Step 3: Cross multiply
    1,679,714.43x = 2,518,830.41 × 481,364.79
  4. Step 4: Simplify right side
    1,679,714.43x = 1,212,476,268,948.44
  5. Step 5: Solve for x
    x = 1,212,476,268,948.44/1,679,714.43
  6. Step 6: Final answer
    x = 721,834.76

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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.