Home / 2,076,085.90-3,114,906.45-814,818.70

Finding the Fourth Proportional to 2,076,085.90, 3,114,906.45 and 814,818.70

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Solution

The fourth proportional to 2,076,085.90, 3,114,906.45 and 814,818.70 is: 1,222,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,085.90 : 3,114,906.45 = 814,818.70 : x
  2. Step 2: Convert to fraction form
    2,076,085.90/3,114,906.45 = 814,818.70/x
  3. Step 3: Cross multiply
    2,076,085.90x = 3,114,906.45 × 814,818.70
  4. Step 4: Simplify right side
    2,076,085.90x = 2,538,084,024,210.62
  5. Step 5: Solve for x
    x = 2,538,084,024,210.62/2,076,085.90
  6. Step 6: Final answer
    x = 1,222,533.24

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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.