Home / 1,040,722.34-1,561,261.51-357,576.44

Finding the Fourth Proportional to 1,040,722.34, 1,561,261.51 and 357,576.44

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Solution

The fourth proportional to 1,040,722.34, 1,561,261.51 and 357,576.44 is: 536,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,722.34 : 1,561,261.51 = 357,576.44 : x
  2. Step 2: Convert to fraction form
    1,040,722.34/1,561,261.51 = 357,576.44/x
  3. Step 3: Cross multiply
    1,040,722.34x = 1,561,261.51 × 357,576.44
  4. Step 4: Simplify right side
    1,040,722.34x = 558,270,332,654.82
  5. Step 5: Solve for x
    x = 558,270,332,654.82/1,040,722.34
  6. Step 6: Final answer
    x = 536,425.82

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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.