Home / 911,193.60-1,363,564.80-794,150.40

Finding the Fourth Proportional to 911,193.60, 1,363,564.80 and 794,150.40

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Solution

The fourth proportional to 911,193.60, 1,363,564.80 and 794,150.40 is: 1,188,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,193.60 : 1,363,564.80 = 794,150.40 : x
  2. Step 2: Convert to fraction form
    911,193.60/1,363,564.80 = 794,150.40/x
  3. Step 3: Cross multiply
    911,193.60x = 1,363,564.80 × 794,150.40
  4. Step 4: Simplify right side
    911,193.60x = 1,082,875,531,345.92
  5. Step 5: Solve for x
    x = 1,082,875,531,345.92/911,193.60
  6. Step 6: Final answer
    x = 1,188,414.33

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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.