Home / 2,076,109.80-3,107,943.90-1,234,228.20

Finding the Fourth Proportional to 2,076,109.80, 3,107,943.90 and 1,234,228.20

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Solution

The fourth proportional to 2,076,109.80, 3,107,943.90 and 1,234,228.20 is: 1,847,644.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,109.80 : 3,107,943.90 = 1,234,228.20 : x
  2. Step 2: Convert to fraction form
    2,076,109.80/3,107,943.90 = 1,234,228.20/x
  3. Step 3: Cross multiply
    2,076,109.80x = 3,107,943.90 × 1,234,228.20
  4. Step 4: Simplify right side
    2,076,109.80x = 3,835,912,005,397.98
  5. Step 5: Solve for x
    x = 3,835,912,005,397.98/2,076,109.80
  6. Step 6: Final answer
    x = 1,847,644.09

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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.