Home / 2,121,118.73-2,927,205.44-1,154,311.37

Finding the Fourth Proportional to 2,121,118.73, 2,927,205.44 and 1,154,311.37

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Solution

The fourth proportional to 2,121,118.73, 2,927,205.44 and 1,154,311.37 is: 1,592,983.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,118.73 : 2,927,205.44 = 1,154,311.37 : x
  2. Step 2: Convert to fraction form
    2,121,118.73/2,927,205.44 = 1,154,311.37/x
  3. Step 3: Cross multiply
    2,121,118.73x = 2,927,205.44 × 1,154,311.37
  4. Step 4: Simplify right side
    2,121,118.73x = 3,378,906,524,603.63
  5. Step 5: Solve for x
    x = 3,378,906,524,603.63/2,121,118.73
  6. Step 6: Final answer
    x = 1,592,983.21

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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.