Home / 1,708,265.80-2,561,232.30-810,137.80

Finding the Fourth Proportional to 1,708,265.80, 2,561,232.30 and 810,137.80

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Solution

The fourth proportional to 1,708,265.80, 2,561,232.30 and 810,137.80 is: 1,214,653.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,265.80 : 2,561,232.30 = 810,137.80 : x
  2. Step 2: Convert to fraction form
    1,708,265.80/2,561,232.30 = 810,137.80/x
  3. Step 3: Cross multiply
    1,708,265.80x = 2,561,232.30 × 810,137.80
  4. Step 4: Simplify right side
    1,708,265.80x = 2,074,951,100,810.94
  5. Step 5: Solve for x
    x = 2,074,951,100,810.94/1,708,265.80
  6. Step 6: Final answer
    x = 1,214,653.54

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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.