Home / 2,238,497.20-3,357,745.80-742,589.20

Finding the Fourth Proportional to 2,238,497.20, 3,357,745.80 and 742,589.20

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Solution

The fourth proportional to 2,238,497.20, 3,357,745.80 and 742,589.20 is: 1,113,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,497.20 : 3,357,745.80 = 742,589.20 : x
  2. Step 2: Convert to fraction form
    2,238,497.20/3,357,745.80 = 742,589.20/x
  3. Step 3: Cross multiply
    2,238,497.20x = 3,357,745.80 × 742,589.20
  4. Step 4: Simplify right side
    2,238,497.20x = 2,493,425,767,425.36
  5. Step 5: Solve for x
    x = 2,493,425,767,425.36/2,238,497.20
  6. Step 6: Final answer
    x = 1,113,883.80

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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.