Home / 3,076,816.18-4,248,729.80-1,917,241.44

Finding the Fourth Proportional to 3,076,816.18, 4,248,729.80 and 1,917,241.44

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Solution

The fourth proportional to 3,076,816.18, 4,248,729.80 and 1,917,241.44 is: 2,647,490.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,816.18 : 4,248,729.80 = 1,917,241.44 : x
  2. Step 2: Convert to fraction form
    3,076,816.18/4,248,729.80 = 1,917,241.44/x
  3. Step 3: Cross multiply
    3,076,816.18x = 4,248,729.80 × 1,917,241.44
  4. Step 4: Simplify right side
    3,076,816.18x = 8,145,840,837,526.36
  5. Step 5: Solve for x
    x = 8,145,840,837,526.36/3,076,816.18
  6. Step 6: Final answer
    x = 2,647,490.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.