Home / 1,766,039.07-2,649,110.54-486,665.94

Finding the Fourth Proportional to 1,766,039.07, 2,649,110.54 and 486,665.94

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Solution

The fourth proportional to 1,766,039.07, 2,649,110.54 and 486,665.94 is: 730,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,039.07 : 2,649,110.54 = 486,665.94 : x
  2. Step 2: Convert to fraction form
    1,766,039.07/2,649,110.54 = 486,665.94/x
  3. Step 3: Cross multiply
    1,766,039.07x = 2,649,110.54 × 486,665.94
  4. Step 4: Simplify right side
    1,766,039.07x = 1,289,231,868,679.68
  5. Step 5: Solve for x
    x = 1,289,231,868,679.68/1,766,039.07
  6. Step 6: Final answer
    x = 730,013.22

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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.