Home / 1,583,686.88-2,375,037.84-518,491.52

Finding the Fourth Proportional to 1,583,686.88, 2,375,037.84 and 518,491.52

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Solution

The fourth proportional to 1,583,686.88, 2,375,037.84 and 518,491.52 is: 777,576.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,686.88 : 2,375,037.84 = 518,491.52 : x
  2. Step 2: Convert to fraction form
    1,583,686.88/2,375,037.84 = 518,491.52/x
  3. Step 3: Cross multiply
    1,583,686.88x = 2,375,037.84 × 518,491.52
  4. Step 4: Simplify right side
    1,583,686.88x = 1,231,436,979,719.12
  5. Step 5: Solve for x
    x = 1,231,436,979,719.12/1,583,686.88
  6. Step 6: Final answer
    x = 777,576.04

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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.