Home / 914,136.60-1,371,204.90-677,940.60

Finding the Fourth Proportional to 914,136.60, 1,371,204.90 and 677,940.60

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Solution

The fourth proportional to 914,136.60, 1,371,204.90 and 677,940.60 is: 1,016,910.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,136.60 : 1,371,204.90 = 677,940.60 : x
  2. Step 2: Convert to fraction form
    914,136.60/1,371,204.90 = 677,940.60/x
  3. Step 3: Cross multiply
    914,136.60x = 1,371,204.90 × 677,940.60
  4. Step 4: Simplify right side
    914,136.60x = 929,595,472,628.94
  5. Step 5: Solve for x
    x = 929,595,472,628.94/914,136.60
  6. Step 6: Final answer
    x = 1,016,910.90

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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.