Home / 1,107,945.54-1,660,606.11-508,401.36

Finding the Fourth Proportional to 1,107,945.54, 1,660,606.11 and 508,401.36

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Solution

The fourth proportional to 1,107,945.54, 1,660,606.11 and 508,401.36 is: 761,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,945.54 : 1,660,606.11 = 508,401.36 : x
  2. Step 2: Convert to fraction form
    1,107,945.54/1,660,606.11 = 508,401.36/x
  3. Step 3: Cross multiply
    1,107,945.54x = 1,660,606.11 × 508,401.36
  4. Step 4: Simplify right side
    1,107,945.54x = 844,254,404,748.31
  5. Step 5: Solve for x
    x = 844,254,404,748.31/1,107,945.54
  6. Step 6: Final answer
    x = 761,999.91

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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.