Home / 1,622,189.40-2,238,635.88-897,085.89

Finding the Fourth Proportional to 1,622,189.40, 2,238,635.88 and 897,085.89

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Solution

The fourth proportional to 1,622,189.40, 2,238,635.88 and 897,085.89 is: 1,237,986.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,189.40 : 2,238,635.88 = 897,085.89 : x
  2. Step 2: Convert to fraction form
    1,622,189.40/2,238,635.88 = 897,085.89/x
  3. Step 3: Cross multiply
    1,622,189.40x = 2,238,635.88 × 897,085.89
  4. Step 4: Simplify right side
    1,622,189.40x = 2,008,248,660,795.73
  5. Step 5: Solve for x
    x = 2,008,248,660,795.73/1,622,189.40
  6. Step 6: Final answer
    x = 1,237,986.55

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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.