Home / 2,652,256.08-3,978,411.84-2,123,140.68

Finding the Fourth Proportional to 2,652,256.08, 3,978,411.84 and 2,123,140.68

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Solution

The fourth proportional to 2,652,256.08, 3,978,411.84 and 2,123,140.68 is: 3,184,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,256.08 : 3,978,411.84 = 2,123,140.68 : x
  2. Step 2: Convert to fraction form
    2,652,256.08/3,978,411.84 = 2,123,140.68/x
  3. Step 3: Cross multiply
    2,652,256.08x = 3,978,411.84 × 2,123,140.68
  4. Step 4: Simplify right side
    2,652,256.08x = 8,446,728,019,297.65
  5. Step 5: Solve for x
    x = 8,446,728,019,297.65/2,652,256.08
  6. Step 6: Final answer
    x = 3,184,733.21

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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.