Home / 1,622,789.64-2,239,277.40-897,522.12

Finding the Fourth Proportional to 1,622,789.64, 2,239,277.40 and 897,522.12

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Solution

The fourth proportional to 1,622,789.64, 2,239,277.40 and 897,522.12 is: 1,238,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,789.64 : 2,239,277.40 = 897,522.12 : x
  2. Step 2: Convert to fraction form
    1,622,789.64/2,239,277.40 = 897,522.12/x
  3. Step 3: Cross multiply
    1,622,789.64x = 2,239,277.40 × 897,522.12
  4. Step 4: Simplify right side
    1,622,789.64x = 2,009,800,999,316.09
  5. Step 5: Solve for x
    x = 2,009,800,999,316.09/1,622,789.64
  6. Step 6: Final answer
    x = 1,238,485.23

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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.