Home / 2,825,866.20-4,237,487.10-1,227,606.60

Finding the Fourth Proportional to 2,825,866.20, 4,237,487.10 and 1,227,606.60

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Solution

The fourth proportional to 2,825,866.20, 4,237,487.10 and 1,227,606.60 is: 1,840,839.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,866.20 : 4,237,487.10 = 1,227,606.60 : x
  2. Step 2: Convert to fraction form
    2,825,866.20/4,237,487.10 = 1,227,606.60/x
  3. Step 3: Cross multiply
    2,825,866.20x = 4,237,487.10 × 1,227,606.60
  4. Step 4: Simplify right side
    2,825,866.20x = 5,201,967,131,374.86
  5. Step 5: Solve for x
    x = 5,201,967,131,374.86/2,825,866.20
  6. Step 6: Final answer
    x = 1,840,839.86

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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.