Home / 8,605,743-12,900,595.48-2,922,081

Finding the Fourth Proportional to 8,605,743, 12,900,595.48 and 2,922,081

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Solution

The fourth proportional to 8,605,743, 12,900,595.48 and 2,922,081 is: 4,380,398.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,605,743 : 12,900,595.48 = 2,922,081 : x
  2. Step 2: Convert to fraction form
    8,605,743/12,900,595.48 = 2,922,081/x
  3. Step 3: Cross multiply
    8,605,743x = 12,900,595.48 × 2,922,081
  4. Step 4: Simplify right side
    8,605,743x = 37,696,584,940,793.88
  5. Step 5: Solve for x
    x = 37,696,584,940,793.88/8,605,743
  6. Step 6: Final answer
    x = 4,380,398.64

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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.