Home / 1,398,104.33-2,096,493.84-486,969.03

Finding the Fourth Proportional to 1,398,104.33, 2,096,493.84 and 486,969.03

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Solution

The fourth proportional to 1,398,104.33, 2,096,493.84 and 486,969.03 is: 730,222.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,104.33 : 2,096,493.84 = 486,969.03 : x
  2. Step 2: Convert to fraction form
    1,398,104.33/2,096,493.84 = 486,969.03/x
  3. Step 3: Cross multiply
    1,398,104.33x = 2,096,493.84 × 486,969.03
  4. Step 4: Simplify right side
    1,398,104.33x = 1,020,927,571,665.78
  5. Step 5: Solve for x
    x = 1,020,927,571,665.78/1,398,104.33
  6. Step 6: Final answer
    x = 730,222.74

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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.