Home / 2,179,743-3,270,139.50-683,835

Finding the Fourth Proportional to 2,179,743, 3,270,139.50 and 683,835

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Solution

The fourth proportional to 2,179,743, 3,270,139.50 and 683,835 is: 1,025,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,743 : 3,270,139.50 = 683,835 : x
  2. Step 2: Convert to fraction form
    2,179,743/3,270,139.50 = 683,835/x
  3. Step 3: Cross multiply
    2,179,743x = 3,270,139.50 × 683,835
  4. Step 4: Simplify right side
    2,179,743x = 2,236,235,844,982.50
  5. Step 5: Solve for x
    x = 2,236,235,844,982.50/2,179,743
  6. Step 6: Final answer
    x = 1,025,917.20

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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.