Home / 1,364,145.97-2,045,394.76-543,610.80

Finding the Fourth Proportional to 1,364,145.97, 2,045,394.76 and 543,610.80

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Solution

The fourth proportional to 1,364,145.97, 2,045,394.76 and 543,610.80 is: 815,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,145.97 : 2,045,394.76 = 543,610.80 : x
  2. Step 2: Convert to fraction form
    1,364,145.97/2,045,394.76 = 543,610.80/x
  3. Step 3: Cross multiply
    1,364,145.97x = 2,045,394.76 × 543,610.80
  4. Step 4: Simplify right side
    1,364,145.97x = 1,111,898,685,301.21
  5. Step 5: Solve for x
    x = 1,111,898,685,301.21/1,364,145.97
  6. Step 6: Final answer
    x = 815,087.76

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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.