Home / 1,622,544-2,239,022.80-897,349.38

Finding the Fourth Proportional to 1,622,544, 2,239,022.80 and 897,349.38

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Solution

The fourth proportional to 1,622,544, 2,239,022.80 and 897,349.38 is: 1,238,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,544 : 2,239,022.80 = 897,349.38 : x
  2. Step 2: Convert to fraction form
    1,622,544/2,239,022.80 = 897,349.38/x
  3. Step 3: Cross multiply
    1,622,544x = 2,239,022.80 × 897,349.38
  4. Step 4: Simplify right side
    1,622,544x = 2,009,185,721,385.86
  5. Step 5: Solve for x
    x = 2,009,185,721,385.86/1,622,544
  6. Step 6: Final answer
    x = 1,238,293.52

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1.5x scale

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.