Home / 2,520,622.88-3,780,936.57-1,080,371.63

Finding the Fourth Proportional to 2,520,622.88, 3,780,936.57 and 1,080,371.63

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Solution

The fourth proportional to 2,520,622.88, 3,780,936.57 and 1,080,371.63 is: 1,620,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,622.88 : 3,780,936.57 = 1,080,371.63 : x
  2. Step 2: Convert to fraction form
    2,520,622.88/3,780,936.57 = 1,080,371.63/x
  3. Step 3: Cross multiply
    2,520,622.88x = 3,780,936.57 × 1,080,371.63
  4. Step 4: Simplify right side
    2,520,622.88x = 4,084,816,586,152.83
  5. Step 5: Solve for x
    x = 4,084,816,586,152.83/2,520,622.88
  6. Step 6: Final answer
    x = 1,620,558.41

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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.