Home / 2,967,072.30-4,450,608.45-1,939,619.70

Finding the Fourth Proportional to 2,967,072.30, 4,450,608.45 and 1,939,619.70

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Solution

The fourth proportional to 2,967,072.30, 4,450,608.45 and 1,939,619.70 is: 2,909,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,072.30 : 4,450,608.45 = 1,939,619.70 : x
  2. Step 2: Convert to fraction form
    2,967,072.30/4,450,608.45 = 1,939,619.70/x
  3. Step 3: Cross multiply
    2,967,072.30x = 4,450,608.45 × 1,939,619.70
  4. Step 4: Simplify right side
    2,967,072.30x = 8,632,487,826,606.47
  5. Step 5: Solve for x
    x = 8,632,487,826,606.47/2,967,072.30
  6. Step 6: Final answer
    x = 2,909,429.55

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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.