Home / 1,222,297.60-1,833,470.08-423,605.44

Finding the Fourth Proportional to 1,222,297.60, 1,833,470.08 and 423,605.44

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Solution

The fourth proportional to 1,222,297.60, 1,833,470.08 and 423,605.44 is: 635,416.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,297.60 : 1,833,470.08 = 423,605.44 : x
  2. Step 2: Convert to fraction form
    1,222,297.60/1,833,470.08 = 423,605.44/x
  3. Step 3: Cross multiply
    1,222,297.60x = 1,833,470.08 × 423,605.44
  4. Step 4: Simplify right side
    1,222,297.60x = 776,667,899,965.24
  5. Step 5: Solve for x
    x = 776,667,899,965.24/1,222,297.60
  6. Step 6: Final answer
    x = 635,416.37

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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.