Home / 2,083,437.20-3,120,490.20-1,243,629.20

Finding the Fourth Proportional to 2,083,437.20, 3,120,490.20 and 1,243,629.20

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Solution

The fourth proportional to 2,083,437.20, 3,120,490.20 and 1,243,629.20 is: 1,862,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,437.20 : 3,120,490.20 = 1,243,629.20 : x
  2. Step 2: Convert to fraction form
    2,083,437.20/3,120,490.20 = 1,243,629.20/x
  3. Step 3: Cross multiply
    2,083,437.20x = 3,120,490.20 × 1,243,629.20
  4. Step 4: Simplify right side
    2,083,437.20x = 3,880,732,731,033.84
  5. Step 5: Solve for x
    x = 3,880,732,731,033.84/2,083,437.20
  6. Step 6: Final answer
    x = 1,862,658.85

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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.