Home / 1,384,259.94-2,076,857.46-872,310.60

Finding the Fourth Proportional to 1,384,259.94, 2,076,857.46 and 872,310.60

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Solution

The fourth proportional to 1,384,259.94, 2,076,857.46 and 872,310.60 is: 1,308,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,259.94 : 2,076,857.46 = 872,310.60 : x
  2. Step 2: Convert to fraction form
    1,384,259.94/2,076,857.46 = 872,310.60/x
  3. Step 3: Cross multiply
    1,384,259.94x = 2,076,857.46 × 872,310.60
  4. Step 4: Simplify right side
    1,384,259.94x = 1,811,664,777,047.08
  5. Step 5: Solve for x
    x = 1,811,664,777,047.08/1,384,259.94
  6. Step 6: Final answer
    x = 1,308,760.53

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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.