Home / 824,110.83-1,137,218.82-461,451.57

Finding the Fourth Proportional to 824,110.83, 1,137,218.82 and 461,451.57

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Solution

The fourth proportional to 824,110.83, 1,137,218.82 and 461,451.57 is: 636,772.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,110.83 : 1,137,218.82 = 461,451.57 : x
  2. Step 2: Convert to fraction form
    824,110.83/1,137,218.82 = 461,451.57/x
  3. Step 3: Cross multiply
    824,110.83x = 1,137,218.82 × 461,451.57
  4. Step 4: Simplify right side
    824,110.83x = 524,771,409,922.55
  5. Step 5: Solve for x
    x = 524,771,409,922.55/824,110.83
  6. Step 6: Final answer
    x = 636,772.86

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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.