Home / 3,151,361.57-4,348,819.89-1,927,577.22

Finding the Fourth Proportional to 3,151,361.57, 4,348,819.89 and 1,927,577.22

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Solution

The fourth proportional to 3,151,361.57, 4,348,819.89 and 1,927,577.22 is: 2,660,020.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,361.57 : 4,348,819.89 = 1,927,577.22 : x
  2. Step 2: Convert to fraction form
    3,151,361.57/4,348,819.89 = 1,927,577.22/x
  3. Step 3: Cross multiply
    3,151,361.57x = 4,348,819.89 × 1,927,577.22
  4. Step 4: Simplify right side
    3,151,361.57x = 8,382,686,153,846.91
  5. Step 5: Solve for x
    x = 8,382,686,153,846.91/3,151,361.57
  6. Step 6: Final answer
    x = 2,660,020.43

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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.