Home / 1,293,748.43-1,784,161.87-1,022,464.42

Finding the Fourth Proportional to 1,293,748.43, 1,784,161.87 and 1,022,464.42

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Solution

The fourth proportional to 1,293,748.43, 1,784,161.87 and 1,022,464.42 is: 1,410,043.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,748.43 : 1,784,161.87 = 1,022,464.42 : x
  2. Step 2: Convert to fraction form
    1,293,748.43/1,784,161.87 = 1,022,464.42/x
  3. Step 3: Cross multiply
    1,293,748.43x = 1,784,161.87 × 1,022,464.42
  4. Step 4: Simplify right side
    1,293,748.43x = 1,824,242,024,579.10
  5. Step 5: Solve for x
    x = 1,824,242,024,579.10/1,293,748.43
  6. Step 6: Final answer
    x = 1,410,043.86

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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.