Home / 2,688,198.60-4,032,297.90-2,596,960.20

Finding the Fourth Proportional to 2,688,198.60, 4,032,297.90 and 2,596,960.20

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Solution

The fourth proportional to 2,688,198.60, 4,032,297.90 and 2,596,960.20 is: 3,895,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,198.60 : 4,032,297.90 = 2,596,960.20 : x
  2. Step 2: Convert to fraction form
    2,688,198.60/4,032,297.90 = 2,596,960.20/x
  3. Step 3: Cross multiply
    2,688,198.60x = 4,032,297.90 × 2,596,960.20
  4. Step 4: Simplify right side
    2,688,198.60x = 10,471,717,160,843.58
  5. Step 5: Solve for x
    x = 10,471,717,160,843.58/2,688,198.60
  6. Step 6: Final answer
    x = 3,895,440.30

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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.