Home / 1,476,183.87-2,214,950.48-666,784.69

Finding the Fourth Proportional to 1,476,183.87, 2,214,950.48 and 666,784.69

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Solution

The fourth proportional to 1,476,183.87, 2,214,950.48 and 666,784.69 is: 1,000,481.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,183.87 : 2,214,950.48 = 666,784.69 : x
  2. Step 2: Convert to fraction form
    1,476,183.87/2,214,950.48 = 666,784.69/x
  3. Step 3: Cross multiply
    1,476,183.87x = 2,214,950.48 × 666,784.69
  4. Step 4: Simplify right side
    1,476,183.87x = 1,476,895,069,172.15
  5. Step 5: Solve for x
    x = 1,476,895,069,172.15/1,476,183.87
  6. Step 6: Final answer
    x = 1,000,481.78

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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.