Home / 2,238,997.20-3,358,933.20-890,930.40

Finding the Fourth Proportional to 2,238,997.20, 3,358,933.20 and 890,930.40

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Solution

The fourth proportional to 2,238,997.20, 3,358,933.20 and 890,930.40 is: 1,336,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,997.20 : 3,358,933.20 = 890,930.40 : x
  2. Step 2: Convert to fraction form
    2,238,997.20/3,358,933.20 = 890,930.40/x
  3. Step 3: Cross multiply
    2,238,997.20x = 3,358,933.20 × 890,930.40
  4. Step 4: Simplify right side
    2,238,997.20x = 2,992,575,699,449.28
  5. Step 5: Solve for x
    x = 2,992,575,699,449.28/2,238,997.20
  6. Step 6: Final answer
    x = 1,336,569.65

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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.