Home / 1,247,846-1,722,028.44-674,885.44

Finding the Fourth Proportional to 1,247,846, 1,722,028.44 and 674,885.44

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Solution

The fourth proportional to 1,247,846, 1,722,028.44 and 674,885.44 is: 931,342.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,846 : 1,722,028.44 = 674,885.44 : x
  2. Step 2: Convert to fraction form
    1,247,846/1,722,028.44 = 674,885.44/x
  3. Step 3: Cross multiply
    1,247,846x = 1,722,028.44 × 674,885.44
  4. Step 4: Simplify right side
    1,247,846x = 1,162,171,921,421.91
  5. Step 5: Solve for x
    x = 1,162,171,921,421.91/1,247,846
  6. Step 6: Final answer
    x = 931,342.43

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1.5x scale

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.