Home / 2,170,844.64-2,997,250.32-1,356,289.44

Finding the Fourth Proportional to 2,170,844.64, 2,997,250.32 and 1,356,289.44

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Solution

The fourth proportional to 2,170,844.64, 2,997,250.32 and 1,356,289.44 is: 1,872,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,844.64 : 2,997,250.32 = 1,356,289.44 : x
  2. Step 2: Convert to fraction form
    2,170,844.64/2,997,250.32 = 1,356,289.44/x
  3. Step 3: Cross multiply
    2,170,844.64x = 2,997,250.32 × 1,356,289.44
  4. Step 4: Simplify right side
    2,170,844.64x = 4,065,138,958,052.62
  5. Step 5: Solve for x
    x = 4,065,138,958,052.62/2,170,844.64
  6. Step 6: Final answer
    x = 1,872,607.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.