Home / 1,359,042.06-1,875,481.78-747,257.36

Finding the Fourth Proportional to 1,359,042.06, 1,875,481.78 and 747,257.36

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Solution

The fourth proportional to 1,359,042.06, 1,875,481.78 and 747,257.36 is: 1,031,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,042.06 : 1,875,481.78 = 747,257.36 : x
  2. Step 2: Convert to fraction form
    1,359,042.06/1,875,481.78 = 747,257.36/x
  3. Step 3: Cross multiply
    1,359,042.06x = 1,875,481.78 × 747,257.36
  4. Step 4: Simplify right side
    1,359,042.06x = 1,401,467,563,650.90
  5. Step 5: Solve for x
    x = 1,401,467,563,650.90/1,359,042.06
  6. Step 6: Final answer
    x = 1,031,217.21

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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.