Home / 1,622,491.80-2,433,737.70-1,091,650.20

Finding the Fourth Proportional to 1,622,491.80, 2,433,737.70 and 1,091,650.20

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Solution

The fourth proportional to 1,622,491.80, 2,433,737.70 and 1,091,650.20 is: 1,637,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,491.80 : 2,433,737.70 = 1,091,650.20 : x
  2. Step 2: Convert to fraction form
    1,622,491.80/2,433,737.70 = 1,091,650.20/x
  3. Step 3: Cross multiply
    1,622,491.80x = 2,433,737.70 × 1,091,650.20
  4. Step 4: Simplify right side
    1,622,491.80x = 2,656,790,246,952.54
  5. Step 5: Solve for x
    x = 2,656,790,246,952.54/1,622,491.80
  6. Step 6: Final answer
    x = 1,637,475.30

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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.