Home / 1,338,031.50-1,846,245.27-757,251.90

Finding the Fourth Proportional to 1,338,031.50, 1,846,245.27 and 757,251.90

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Solution

The fourth proportional to 1,338,031.50, 1,846,245.27 and 757,251.90 is: 1,044,872.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,031.50 : 1,846,245.27 = 757,251.90 : x
  2. Step 2: Convert to fraction form
    1,338,031.50/1,846,245.27 = 757,251.90/x
  3. Step 3: Cross multiply
    1,338,031.50x = 1,846,245.27 × 757,251.90
  4. Step 4: Simplify right side
    1,338,031.50x = 1,398,072,738,573.51
  5. Step 5: Solve for x
    x = 1,398,072,738,573.51/1,338,031.50
  6. Step 6: Final answer
    x = 1,044,872.81

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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.