Home / 3,119,635.80-4,675,767.30-1,322,515.80

Finding the Fourth Proportional to 3,119,635.80, 4,675,767.30 and 1,322,515.80

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Solution

The fourth proportional to 3,119,635.80, 4,675,767.30 and 1,322,515.80 is: 1,982,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,635.80 : 4,675,767.30 = 1,322,515.80 : x
  2. Step 2: Convert to fraction form
    3,119,635.80/4,675,767.30 = 1,322,515.80/x
  3. Step 3: Cross multiply
    3,119,635.80x = 4,675,767.30 × 1,322,515.80
  4. Step 4: Simplify right side
    3,119,635.80x = 6,183,776,131,373.34
  5. Step 5: Solve for x
    x = 6,183,776,131,373.34/3,119,635.80
  6. Step 6: Final answer
    x = 1,982,210.91

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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.