Home / 2,076,388.30-3,114,582.45-814,257.10

Finding the Fourth Proportional to 2,076,388.30, 3,114,582.45 and 814,257.10

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Solution

The fourth proportional to 2,076,388.30, 3,114,582.45 and 814,257.10 is: 1,221,385.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,388.30 : 3,114,582.45 = 814,257.10 : x
  2. Step 2: Convert to fraction form
    2,076,388.30/3,114,582.45 = 814,257.10/x
  3. Step 3: Cross multiply
    2,076,388.30x = 3,114,582.45 × 814,257.10
  4. Step 4: Simplify right side
    2,076,388.30x = 2,536,070,873,447.90
  5. Step 5: Solve for x
    x = 2,536,070,873,447.90/2,076,388.30
  6. Step 6: Final answer
    x = 1,221,385.65

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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.