Home / 2,076,513.80-3,114,770.70-1,131,729.80

Finding the Fourth Proportional to 2,076,513.80, 3,114,770.70 and 1,131,729.80

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Solution

The fourth proportional to 2,076,513.80, 3,114,770.70 and 1,131,729.80 is: 1,697,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,513.80 : 3,114,770.70 = 1,131,729.80 : x
  2. Step 2: Convert to fraction form
    2,076,513.80/3,114,770.70 = 1,131,729.80/x
  3. Step 3: Cross multiply
    2,076,513.80x = 3,114,770.70 × 1,131,729.80
  4. Step 4: Simplify right side
    2,076,513.80x = 3,525,078,821,356.86
  5. Step 5: Solve for x
    x = 3,525,078,821,356.86/2,076,513.80
  6. Step 6: Final answer
    x = 1,697,594.70

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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.