Home / 2,859,755.31-4,289,629.51-729,839.65

Finding the Fourth Proportional to 2,859,755.31, 4,289,629.51 and 729,839.65

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Solution

The fourth proportional to 2,859,755.31, 4,289,629.51 and 729,839.65 is: 1,094,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,755.31 : 4,289,629.51 = 729,839.65 : x
  2. Step 2: Convert to fraction form
    2,859,755.31/4,289,629.51 = 729,839.65/x
  3. Step 3: Cross multiply
    2,859,755.31x = 4,289,629.51 × 729,839.65
  4. Step 4: Simplify right side
    2,859,755.31x = 3,130,741,700,208.07
  5. Step 5: Solve for x
    x = 3,130,741,700,208.07/2,859,755.31
  6. Step 6: Final answer
    x = 1,094,758.60

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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.