Home / 1,642,519.78-2,463,785.73-505,274.10

Finding the Fourth Proportional to 1,642,519.78, 2,463,785.73 and 505,274.10

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Solution

The fourth proportional to 1,642,519.78, 2,463,785.73 and 505,274.10 is: 757,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,519.78 : 2,463,785.73 = 505,274.10 : x
  2. Step 2: Convert to fraction form
    1,642,519.78/2,463,785.73 = 505,274.10/x
  3. Step 3: Cross multiply
    1,642,519.78x = 2,463,785.73 × 505,274.10
  4. Step 4: Simplify right side
    1,642,519.78x = 1,244,887,117,318.59
  5. Step 5: Solve for x
    x = 1,244,887,117,318.59/1,642,519.78
  6. Step 6: Final answer
    x = 757,913.01

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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.