Home / 2,076,123.80-3,114,288.10-1,080,795.80

Finding the Fourth Proportional to 2,076,123.80, 3,114,288.10 and 1,080,795.80

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Solution

The fourth proportional to 2,076,123.80, 3,114,288.10 and 1,080,795.80 is: 1,621,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,123.80 : 3,114,288.10 = 1,080,795.80 : x
  2. Step 2: Convert to fraction form
    2,076,123.80/3,114,288.10 = 1,080,795.80/x
  3. Step 3: Cross multiply
    2,076,123.80x = 3,114,288.10 × 1,080,795.80
  4. Step 4: Simplify right side
    2,076,123.80x = 3,365,909,498,469.98
  5. Step 5: Solve for x
    x = 3,365,909,498,469.98/2,076,123.80
  6. Step 6: Final answer
    x = 1,621,247.01

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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.