Home / 4,789,775.76-7,180,848-2,765,721.84

Finding the Fourth Proportional to 4,789,775.76, 7,180,848 and 2,765,721.84

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Solution

The fourth proportional to 4,789,775.76, 7,180,848 and 2,765,721.84 is: 4,146,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,775.76 : 7,180,848 = 2,765,721.84 : x
  2. Step 2: Convert to fraction form
    4,789,775.76/7,180,848 = 2,765,721.84/x
  3. Step 3: Cross multiply
    4,789,775.76x = 7,180,848 × 2,765,721.84
  4. Step 4: Simplify right side
    4,789,775.76x = 19,860,228,143,320.32
  5. Step 5: Solve for x
    x = 19,860,228,143,320.32/4,789,775.76
  6. Step 6: Final answer
    x = 4,146,379.53

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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.