Home / 2,121,195-2,927,249.58-1,167,339

Finding the Fourth Proportional to 2,121,195, 2,927,249.58 and 1,167,339

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Solution

The fourth proportional to 2,121,195, 2,927,249.58 and 1,167,339 is: 1,610,928.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,195 : 2,927,249.58 = 1,167,339 : x
  2. Step 2: Convert to fraction form
    2,121,195/2,927,249.58 = 1,167,339/x
  3. Step 3: Cross multiply
    2,121,195x = 2,927,249.58 × 1,167,339
  4. Step 4: Simplify right side
    2,121,195x = 3,417,092,597,467.62
  5. Step 5: Solve for x
    x = 3,417,092,597,467.62/2,121,195
  6. Step 6: Final answer
    x = 1,610,928.08

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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.