Home / 2,859,758.70-4,289,634.59-729,843.05

Finding the Fourth Proportional to 2,859,758.70, 4,289,634.59 and 729,843.05

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Solution

The fourth proportional to 2,859,758.70, 4,289,634.59 and 729,843.05 is: 1,094,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,758.70 : 4,289,634.59 = 729,843.05 : x
  2. Step 2: Convert to fraction form
    2,859,758.70/4,289,634.59 = 729,843.05/x
  3. Step 3: Cross multiply
    2,859,758.70x = 4,289,634.59 × 729,843.05
  4. Step 4: Simplify right side
    2,859,758.70x = 3,130,759,992,551.10
  5. Step 5: Solve for x
    x = 3,130,759,992,551.10/2,859,758.70
  6. Step 6: Final answer
    x = 1,094,763.69

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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.