Home / 1,843,288.56-2,766,177.66-645,220.80

Finding the Fourth Proportional to 1,843,288.56, 2,766,177.66 and 645,220.80

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Solution

The fourth proportional to 1,843,288.56, 2,766,177.66 and 645,220.80 is: 968,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,288.56 : 2,766,177.66 = 645,220.80 : x
  2. Step 2: Convert to fraction form
    1,843,288.56/2,766,177.66 = 645,220.80/x
  3. Step 3: Cross multiply
    1,843,288.56x = 2,766,177.66 × 645,220.80
  4. Step 4: Simplify right side
    1,843,288.56x = 1,784,795,362,727.33
  5. Step 5: Solve for x
    x = 1,784,795,362,727.33/1,843,288.56
  6. Step 6: Final answer
    x = 968,266.93

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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.