Home / 1,622,999.56-2,239,805.34-897,834.78

Finding the Fourth Proportional to 1,622,999.56, 2,239,805.34 and 897,834.78

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Solution

The fourth proportional to 1,622,999.56, 2,239,805.34 and 897,834.78 is: 1,239,048.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,999.56 : 2,239,805.34 = 897,834.78 : x
  2. Step 2: Convert to fraction form
    1,622,999.56/2,239,805.34 = 897,834.78/x
  3. Step 3: Cross multiply
    1,622,999.56x = 2,239,805.34 × 897,834.78
  4. Step 4: Simplify right side
    1,622,999.56x = 2,010,975,134,681.73
  5. Step 5: Solve for x
    x = 2,010,975,134,681.73/1,622,999.56
  6. Step 6: Final answer
    x = 1,239,048.48

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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.