Home / 2,136,833.20-3,205,237.74-539,389.72

Finding the Fourth Proportional to 2,136,833.20, 3,205,237.74 and 539,389.72

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Solution

The fourth proportional to 2,136,833.20, 3,205,237.74 and 539,389.72 is: 809,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,833.20 : 3,205,237.74 = 539,389.72 : x
  2. Step 2: Convert to fraction form
    2,136,833.20/3,205,237.74 = 539,389.72/x
  3. Step 3: Cross multiply
    2,136,833.20x = 3,205,237.74 × 539,389.72
  4. Step 4: Simplify right side
    2,136,833.20x = 1,728,872,287,112.03
  5. Step 5: Solve for x
    x = 1,728,872,287,112.03/2,136,833.20
  6. Step 6: Final answer
    x = 809,081.54

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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.