Home / 1,622,543.49-2,239,022.12-897,348.87

Finding the Fourth Proportional to 1,622,543.49, 2,239,022.12 and 897,348.87

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Solution

The fourth proportional to 1,622,543.49, 2,239,022.12 and 897,348.87 is: 1,238,292.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,543.49 : 2,239,022.12 = 897,348.87 : x
  2. Step 2: Convert to fraction form
    1,622,543.49/2,239,022.12 = 897,348.87/x
  3. Step 3: Cross multiply
    1,622,543.49x = 2,239,022.12 × 897,348.87
  4. Step 4: Simplify right side
    1,622,543.49x = 2,009,183,964,800.26
  5. Step 5: Solve for x
    x = 2,009,183,964,800.26/1,622,543.49
  6. Step 6: Final answer
    x = 1,238,292.83

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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.