Home / 1,342,754.56-1,852,946.24-769,395.84

Finding the Fourth Proportional to 1,342,754.56, 1,852,946.24 and 769,395.84

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Solution

The fourth proportional to 1,342,754.56, 1,852,946.24 and 769,395.84 is: 1,061,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,754.56 : 1,852,946.24 = 769,395.84 : x
  2. Step 2: Convert to fraction form
    1,342,754.56/1,852,946.24 = 769,395.84/x
  3. Step 3: Cross multiply
    1,342,754.56x = 1,852,946.24 × 769,395.84
  4. Step 4: Simplify right side
    1,342,754.56x = 1,425,649,128,799.64
  5. Step 5: Solve for x
    x = 1,425,649,128,799.64/1,342,754.56
  6. Step 6: Final answer
    x = 1,061,734.71

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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.