Home / 1,259,741.43-1,738,476.27-776,625.84

Finding the Fourth Proportional to 1,259,741.43, 1,738,476.27 and 776,625.84

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Solution

The fourth proportional to 1,259,741.43, 1,738,476.27 and 776,625.84 is: 1,071,764.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,741.43 : 1,738,476.27 = 776,625.84 : x
  2. Step 2: Convert to fraction form
    1,259,741.43/1,738,476.27 = 776,625.84/x
  3. Step 3: Cross multiply
    1,259,741.43x = 1,738,476.27 × 776,625.84
  4. Step 4: Simplify right side
    1,259,741.43x = 1,350,145,593,508.82
  5. Step 5: Solve for x
    x = 1,350,145,593,508.82/1,259,741.43
  6. Step 6: Final answer
    x = 1,071,764.06

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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.