Home / 1,481,938.86-2,045,067.59-828,564.75

Finding the Fourth Proportional to 1,481,938.86, 2,045,067.59 and 828,564.75

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Solution

The fourth proportional to 1,481,938.86, 2,045,067.59 and 828,564.75 is: 1,143,414.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,938.86 : 2,045,067.59 = 828,564.75 : x
  2. Step 2: Convert to fraction form
    1,481,938.86/2,045,067.59 = 828,564.75/x
  3. Step 3: Cross multiply
    1,481,938.86x = 2,045,067.59 × 828,564.75
  4. Step 4: Simplify right side
    1,481,938.86x = 1,694,470,912,298.63
  5. Step 5: Solve for x
    x = 1,694,470,912,298.63/1,481,938.86
  6. Step 6: Final answer
    x = 1,143,414.86

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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.