Home / 1,513,086.99-2,269,039.99-660,419.43

Finding the Fourth Proportional to 1,513,086.99, 2,269,039.99 and 660,419.43

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Solution

The fourth proportional to 1,513,086.99, 2,269,039.99 and 660,419.43 is: 990,371.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,086.99 : 2,269,039.99 = 660,419.43 : x
  2. Step 2: Convert to fraction form
    1,513,086.99/2,269,039.99 = 660,419.43/x
  3. Step 3: Cross multiply
    1,513,086.99x = 2,269,039.99 × 660,419.43
  4. Step 4: Simplify right side
    1,513,086.99x = 1,498,518,096,843.01
  5. Step 5: Solve for x
    x = 1,498,518,096,843.01/1,513,086.99
  6. Step 6: Final answer
    x = 990,371.41

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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.