Home / 1,059,788.54-1,589,683.23-261,085.61

Finding the Fourth Proportional to 1,059,788.54, 1,589,683.23 and 261,085.61

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Solution

The fourth proportional to 1,059,788.54, 1,589,683.23 and 261,085.61 is: 391,628.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,788.54 : 1,589,683.23 = 261,085.61 : x
  2. Step 2: Convert to fraction form
    1,059,788.54/1,589,683.23 = 261,085.61/x
  3. Step 3: Cross multiply
    1,059,788.54x = 1,589,683.23 × 261,085.61
  4. Step 4: Simplify right side
    1,059,788.54x = 415,043,415,811.32
  5. Step 5: Solve for x
    x = 415,043,415,811.32/1,059,788.54
  6. Step 6: Final answer
    x = 391,628.52

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Double scale
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1.5x scale

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.