Home / 1,887,977.73-2,605,318.38-1,072,073.64

Finding the Fourth Proportional to 1,887,977.73, 2,605,318.38 and 1,072,073.64

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Solution

The fourth proportional to 1,887,977.73, 2,605,318.38 and 1,072,073.64 is: 1,479,410.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,977.73 : 2,605,318.38 = 1,072,073.64 : x
  2. Step 2: Convert to fraction form
    1,887,977.73/2,605,318.38 = 1,072,073.64/x
  3. Step 3: Cross multiply
    1,887,977.73x = 2,605,318.38 × 1,072,073.64
  4. Step 4: Simplify right side
    1,887,977.73x = 2,793,093,159,005.50
  5. Step 5: Solve for x
    x = 2,793,093,159,005.50/1,887,977.73
  6. Step 6: Final answer
    x = 1,479,410.01

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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.