Home / 1,269,846.34-1,751,889.11-725,690.21

Finding the Fourth Proportional to 1,269,846.34, 1,751,889.11 and 725,690.21

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Solution

The fourth proportional to 1,269,846.34, 1,751,889.11 and 725,690.21 is: 1,001,167.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,846.34 : 1,751,889.11 = 725,690.21 : x
  2. Step 2: Convert to fraction form
    1,269,846.34/1,751,889.11 = 725,690.21/x
  3. Step 3: Cross multiply
    1,269,846.34x = 1,751,889.11 × 725,690.21
  4. Step 4: Simplify right side
    1,269,846.34x = 1,271,328,776,132.61
  5. Step 5: Solve for x
    x = 1,271,328,776,132.61/1,269,846.34
  6. Step 6: Final answer
    x = 1,001,167.41

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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.