Home / 3,188,905.06-4,782,376.52-913,819.52

Finding the Fourth Proportional to 3,188,905.06, 4,782,376.52 and 913,819.52

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Solution

The fourth proportional to 3,188,905.06, 4,782,376.52 and 913,819.52 is: 1,370,448.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,905.06 : 4,782,376.52 = 913,819.52 : x
  2. Step 2: Convert to fraction form
    3,188,905.06/4,782,376.52 = 913,819.52/x
  3. Step 3: Cross multiply
    3,188,905.06x = 4,782,376.52 × 913,819.52
  4. Step 4: Simplify right side
    3,188,905.06x = 4,370,229,015,965.67
  5. Step 5: Solve for x
    x = 4,370,229,015,965.67/3,188,905.06
  6. Step 6: Final answer
    x = 1,370,448.14

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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.