Home / 1,344,415.50-1,855,383.30-740,803.50

Finding the Fourth Proportional to 1,344,415.50, 1,855,383.30 and 740,803.50

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Solution

The fourth proportional to 1,344,415.50, 1,855,383.30 and 740,803.50 is: 1,022,358.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,415.50 : 1,855,383.30 = 740,803.50 : x
  2. Step 2: Convert to fraction form
    1,344,415.50/1,855,383.30 = 740,803.50/x
  3. Step 3: Cross multiply
    1,344,415.50x = 1,855,383.30 × 740,803.50
  4. Step 4: Simplify right side
    1,344,415.50x = 1,374,474,442,481.55
  5. Step 5: Solve for x
    x = 1,374,474,442,481.55/1,344,415.50
  6. Step 6: Final answer
    x = 1,022,358.37

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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.