Home / 2,689,712.88-4,035,159.72-796,602.48

Finding the Fourth Proportional to 2,689,712.88, 4,035,159.72 and 796,602.48

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Solution

The fourth proportional to 2,689,712.88, 4,035,159.72 and 796,602.48 is: 1,195,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,712.88 : 4,035,159.72 = 796,602.48 : x
  2. Step 2: Convert to fraction form
    2,689,712.88/4,035,159.72 = 796,602.48/x
  3. Step 3: Cross multiply
    2,689,712.88x = 4,035,159.72 × 796,602.48
  4. Step 4: Simplify right side
    2,689,712.88x = 3,214,418,240,148.11
  5. Step 5: Solve for x
    x = 3,214,418,240,148.11/2,689,712.88
  6. Step 6: Final answer
    x = 1,195,078.58

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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.