Home / 3,114,086.16-4,296,704.76-1,890,361.20

Finding the Fourth Proportional to 3,114,086.16, 4,296,704.76 and 1,890,361.20

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Solution

The fourth proportional to 3,114,086.16, 4,296,704.76 and 1,890,361.20 is: 2,608,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,086.16 : 4,296,704.76 = 1,890,361.20 : x
  2. Step 2: Convert to fraction form
    3,114,086.16/4,296,704.76 = 1,890,361.20/x
  3. Step 3: Cross multiply
    3,114,086.16x = 4,296,704.76 × 1,890,361.20
  4. Step 4: Simplify right side
    3,114,086.16x = 8,122,323,966,159.31
  5. Step 5: Solve for x
    x = 8,122,323,966,159.31/3,114,086.16
  6. Step 6: Final answer
    x = 2,608,252.81

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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.