Home / 1,086,792.62-1,629,664.59-455,536.94

Finding the Fourth Proportional to 1,086,792.62, 1,629,664.59 and 455,536.94

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Solution

The fourth proportional to 1,086,792.62, 1,629,664.59 and 455,536.94 is: 683,085.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,792.62 : 1,629,664.59 = 455,536.94 : x
  2. Step 2: Convert to fraction form
    1,086,792.62/1,629,664.59 = 455,536.94/x
  3. Step 3: Cross multiply
    1,086,792.62x = 1,629,664.59 × 455,536.94
  4. Step 4: Simplify right side
    1,086,792.62x = 742,372,420,554.96
  5. Step 5: Solve for x
    x = 742,372,420,554.96/1,086,792.62
  6. Step 6: Final answer
    x = 683,085.63

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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.