Home / 2,967,124.80-4,450,687.20-1,939,672.20

Finding the Fourth Proportional to 2,967,124.80, 4,450,687.20 and 1,939,672.20

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Solution

The fourth proportional to 2,967,124.80, 4,450,687.20 and 1,939,672.20 is: 2,909,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,124.80 : 4,450,687.20 = 1,939,672.20 : x
  2. Step 2: Convert to fraction form
    2,967,124.80/4,450,687.20 = 1,939,672.20/x
  3. Step 3: Cross multiply
    2,967,124.80x = 4,450,687.20 × 1,939,672.20
  4. Step 4: Simplify right side
    2,967,124.80x = 8,632,874,232,735.84
  5. Step 5: Solve for x
    x = 8,632,874,232,735.84/2,967,124.80
  6. Step 6: Final answer
    x = 2,909,508.30

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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.