Home / 2,805,037.32-4,207,556.77-675,121.43

Finding the Fourth Proportional to 2,805,037.32, 4,207,556.77 and 675,121.43

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Solution

The fourth proportional to 2,805,037.32, 4,207,556.77 and 675,121.43 is: 1,012,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,037.32 : 4,207,556.77 = 675,121.43 : x
  2. Step 2: Convert to fraction form
    2,805,037.32/4,207,556.77 = 675,121.43/x
  3. Step 3: Cross multiply
    2,805,037.32x = 4,207,556.77 × 675,121.43
  4. Step 4: Simplify right side
    2,805,037.32x = 2,840,611,754,098.38
  5. Step 5: Solve for x
    x = 2,840,611,754,098.38/2,805,037.32
  6. Step 6: Final answer
    x = 1,012,682.34

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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.