Home / 2,131,479.04-3,196,942.08-1,010,260.48

Finding the Fourth Proportional to 2,131,479.04, 3,196,942.08 and 1,010,260.48

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Solution

The fourth proportional to 2,131,479.04, 3,196,942.08 and 1,010,260.48 is: 1,515,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,479.04 : 3,196,942.08 = 1,010,260.48 : x
  2. Step 2: Convert to fraction form
    2,131,479.04/3,196,942.08 = 1,010,260.48/x
  3. Step 3: Cross multiply
    2,131,479.04x = 3,196,942.08 × 1,010,260.48
  4. Step 4: Simplify right side
    2,131,479.04x = 3,229,744,240,273.00
  5. Step 5: Solve for x
    x = 3,229,744,240,273.00/2,131,479.04
  6. Step 6: Final answer
    x = 1,515,259.68

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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.