Home / 1,154,328.45-1,731,517.26-396,166.62

Finding the Fourth Proportional to 1,154,328.45, 1,731,517.26 and 396,166.62

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Solution

The fourth proportional to 1,154,328.45, 1,731,517.26 and 396,166.62 is: 594,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,328.45 : 1,731,517.26 = 396,166.62 : x
  2. Step 2: Convert to fraction form
    1,154,328.45/1,731,517.26 = 396,166.62/x
  3. Step 3: Cross multiply
    1,154,328.45x = 1,731,517.26 × 396,166.62
  4. Step 4: Simplify right side
    1,154,328.45x = 685,969,340,365.86
  5. Step 5: Solve for x
    x = 685,969,340,365.86/1,154,328.45
  6. Step 6: Final answer
    x = 594,258.37

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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.