Home / 2,384,218.12-3,290,260.08-1,296,511.24

Finding the Fourth Proportional to 2,384,218.12, 3,290,260.08 and 1,296,511.24

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Solution

The fourth proportional to 2,384,218.12, 3,290,260.08 and 1,296,511.24 is: 1,789,206.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,218.12 : 3,290,260.08 = 1,296,511.24 : x
  2. Step 2: Convert to fraction form
    2,384,218.12/3,290,260.08 = 1,296,511.24/x
  3. Step 3: Cross multiply
    2,384,218.12x = 3,290,260.08 × 1,296,511.24
  4. Step 4: Simplify right side
    2,384,218.12x = 4,265,859,176,243.30
  5. Step 5: Solve for x
    x = 4,265,859,176,243.30/2,384,218.12
  6. Step 6: Final answer
    x = 1,789,206.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.