Home / 1,143,166.64-1,713,374.56-422,934.08

Finding the Fourth Proportional to 1,143,166.64, 1,713,374.56 and 422,934.08

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Solution

The fourth proportional to 1,143,166.64, 1,713,374.56 and 422,934.08 is: 633,892.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,166.64 : 1,713,374.56 = 422,934.08 : x
  2. Step 2: Convert to fraction form
    1,143,166.64/1,713,374.56 = 422,934.08/x
  3. Step 3: Cross multiply
    1,143,166.64x = 1,713,374.56 × 422,934.08
  4. Step 4: Simplify right side
    1,143,166.64x = 724,644,493,229.01
  5. Step 5: Solve for x
    x = 724,644,493,229.01/1,143,166.64
  6. Step 6: Final answer
    x = 633,892.27

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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.