Home / 1,410,748.80-2,116,203.24-451,288.72

Finding the Fourth Proportional to 1,410,748.80, 2,116,203.24 and 451,288.72

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Solution

The fourth proportional to 1,410,748.80, 2,116,203.24 and 451,288.72 is: 676,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,748.80 : 2,116,203.24 = 451,288.72 : x
  2. Step 2: Convert to fraction form
    1,410,748.80/2,116,203.24 = 451,288.72/x
  3. Step 3: Cross multiply
    1,410,748.80x = 2,116,203.24 × 451,288.72
  4. Step 4: Simplify right side
    1,410,748.80x = 955,018,651,439.45
  5. Step 5: Solve for x
    x = 955,018,651,439.45/1,410,748.80
  6. Step 6: Final answer
    x = 676,958.68

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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.