Home / 1,419,573.48-2,126,954.34-857,427

Finding the Fourth Proportional to 1,419,573.48, 2,126,954.34 and 857,427

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Solution

The fourth proportional to 1,419,573.48, 2,126,954.34 and 857,427 is: 1,284,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,573.48 : 2,126,954.34 = 857,427 : x
  2. Step 2: Convert to fraction form
    1,419,573.48/2,126,954.34 = 857,427/x
  3. Step 3: Cross multiply
    1,419,573.48x = 2,126,954.34 × 857,427
  4. Step 4: Simplify right side
    1,419,573.48x = 1,823,708,078,883.18
  5. Step 5: Solve for x
    x = 1,823,708,078,883.18/1,419,573.48
  6. Step 6: Final answer
    x = 1,284,687.34

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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.