Home / 2,076,446.80-3,114,670.20-730,129.60

Finding the Fourth Proportional to 2,076,446.80, 3,114,670.20 and 730,129.60

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Solution

The fourth proportional to 2,076,446.80, 3,114,670.20 and 730,129.60 is: 1,095,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,446.80 : 3,114,670.20 = 730,129.60 : x
  2. Step 2: Convert to fraction form
    2,076,446.80/3,114,670.20 = 730,129.60/x
  3. Step 3: Cross multiply
    2,076,446.80x = 3,114,670.20 × 730,129.60
  4. Step 4: Simplify right side
    2,076,446.80x = 2,274,112,907,257.92
  5. Step 5: Solve for x
    x = 2,274,112,907,257.92/2,076,446.80
  6. Step 6: Final answer
    x = 1,095,194.40

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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.