Home / 1,887,122.70-2,828,322.06-1,486,179.96

Finding the Fourth Proportional to 1,887,122.70, 2,828,322.06 and 1,486,179.96

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Solution

The fourth proportional to 1,887,122.70, 2,828,322.06 and 1,486,179.96 is: 2,227,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,122.70 : 2,828,322.06 = 1,486,179.96 : x
  2. Step 2: Convert to fraction form
    1,887,122.70/2,828,322.06 = 1,486,179.96/x
  3. Step 3: Cross multiply
    1,887,122.70x = 2,828,322.06 × 1,486,179.96
  4. Step 4: Simplify right side
    1,887,122.70x = 4,203,395,565,997.92
  5. Step 5: Solve for x
    x = 4,203,395,565,997.92/1,887,122.70
  6. Step 6: Final answer
    x = 2,227,409.78

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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.