Home / 1,086,419.28-1,499,137.01-603,004.80

Finding the Fourth Proportional to 1,086,419.28, 1,499,137.01 and 603,004.80

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Solution

The fourth proportional to 1,086,419.28, 1,499,137.01 and 603,004.80 is: 832,079.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,419.28 : 1,499,137.01 = 603,004.80 : x
  2. Step 2: Convert to fraction form
    1,086,419.28/1,499,137.01 = 603,004.80/x
  3. Step 3: Cross multiply
    1,086,419.28x = 1,499,137.01 × 603,004.80
  4. Step 4: Simplify right side
    1,086,419.28x = 903,986,821,147.56
  5. Step 5: Solve for x
    x = 903,986,821,147.56/1,086,419.28
  6. Step 6: Final answer
    x = 832,079.14

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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.