Home / 2,076,218.80-3,114,036.60-656,418.40

Finding the Fourth Proportional to 2,076,218.80, 3,114,036.60 and 656,418.40

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Solution

The fourth proportional to 2,076,218.80, 3,114,036.60 and 656,418.40 is: 984,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,218.80 : 3,114,036.60 = 656,418.40 : x
  2. Step 2: Convert to fraction form
    2,076,218.80/3,114,036.60 = 656,418.40/x
  3. Step 3: Cross multiply
    2,076,218.80x = 3,114,036.60 × 656,418.40
  4. Step 4: Simplify right side
    2,076,218.80x = 2,044,110,922,513.44
  5. Step 5: Solve for x
    x = 2,044,110,922,513.44/2,076,218.80
  6. Step 6: Final answer
    x = 984,535.41

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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.