Home / 1,096,829.70-1,645,490.52-386,863.62

Finding the Fourth Proportional to 1,096,829.70, 1,645,490.52 and 386,863.62

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Solution

The fourth proportional to 1,096,829.70, 1,645,490.52 and 386,863.62 is: 580,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,829.70 : 1,645,490.52 = 386,863.62 : x
  2. Step 2: Convert to fraction form
    1,096,829.70/1,645,490.52 = 386,863.62/x
  3. Step 3: Cross multiply
    1,096,829.70x = 1,645,490.52 × 386,863.62
  4. Step 4: Simplify right side
    1,096,829.70x = 636,580,419,242.88
  5. Step 5: Solve for x
    x = 636,580,419,242.88/1,096,829.70
  6. Step 6: Final answer
    x = 580,382.19

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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.