Home / 1,887,717.83-2,605,037.18-1,028,278.04

Finding the Fourth Proportional to 1,887,717.83, 2,605,037.18 and 1,028,278.04

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Solution

The fourth proportional to 1,887,717.83, 2,605,037.18 and 1,028,278.04 is: 1,419,016.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,717.83 : 2,605,037.18 = 1,028,278.04 : x
  2. Step 2: Convert to fraction form
    1,887,717.83/2,605,037.18 = 1,028,278.04/x
  3. Step 3: Cross multiply
    1,887,717.83x = 2,605,037.18 × 1,028,278.04
  4. Step 4: Simplify right side
    1,887,717.83x = 2,678,702,507,410.95
  5. Step 5: Solve for x
    x = 2,678,702,507,410.95/1,887,717.83
  6. Step 6: Final answer
    x = 1,419,016.38

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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.