Home / 1,212,335.92-1,819,028.28-650,714.32

Finding the Fourth Proportional to 1,212,335.92, 1,819,028.28 and 650,714.32

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Solution

The fourth proportional to 1,212,335.92, 1,819,028.28 and 650,714.32 is: 976,352.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,335.92 : 1,819,028.28 = 650,714.32 : x
  2. Step 2: Convert to fraction form
    1,212,335.92/1,819,028.28 = 650,714.32/x
  3. Step 3: Cross multiply
    1,212,335.92x = 1,819,028.28 × 650,714.32
  4. Step 4: Simplify right side
    1,212,335.92x = 1,183,667,750,280.97
  5. Step 5: Solve for x
    x = 1,183,667,750,280.97/1,212,335.92
  6. Step 6: Final answer
    x = 976,352.95

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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.