Home / 2,077,311.80-3,117,717.30-816,044.60

Finding the Fourth Proportional to 2,077,311.80, 3,117,717.30 and 816,044.60

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Solution

The fourth proportional to 2,077,311.80, 3,117,717.30 and 816,044.60 is: 1,224,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,311.80 : 3,117,717.30 = 816,044.60 : x
  2. Step 2: Convert to fraction form
    2,077,311.80/3,117,717.30 = 816,044.60/x
  3. Step 3: Cross multiply
    2,077,311.80x = 3,117,717.30 × 816,044.60
  4. Step 4: Simplify right side
    2,077,311.80x = 2,544,196,366,991.58
  5. Step 5: Solve for x
    x = 2,544,196,366,991.58/2,077,311.80
  6. Step 6: Final answer
    x = 1,224,754.21

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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.