Home / 1,704,216.98-2,557,647.39-640,226.90

Finding the Fourth Proportional to 1,704,216.98, 2,557,647.39 and 640,226.90

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Solution

The fourth proportional to 1,704,216.98, 2,557,647.39 and 640,226.90 is: 960,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,216.98 : 2,557,647.39 = 640,226.90 : x
  2. Step 2: Convert to fraction form
    1,704,216.98/2,557,647.39 = 640,226.90/x
  3. Step 3: Cross multiply
    1,704,216.98x = 2,557,647.39 × 640,226.90
  4. Step 4: Simplify right side
    1,704,216.98x = 1,637,474,659,792.79
  5. Step 5: Solve for x
    x = 1,637,474,659,792.79/1,704,216.98
  6. Step 6: Final answer
    x = 960,836.96

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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.