Home / 1,661,293.80-2,292,585.53-897,347.37

Finding the Fourth Proportional to 1,661,293.80, 2,292,585.53 and 897,347.37

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Solution

The fourth proportional to 1,661,293.80, 2,292,585.53 and 897,347.37 is: 1,238,339.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,293.80 : 2,292,585.53 = 897,347.37 : x
  2. Step 2: Convert to fraction form
    1,661,293.80/2,292,585.53 = 897,347.37/x
  3. Step 3: Cross multiply
    1,661,293.80x = 2,292,585.53 × 897,347.37
  4. Step 4: Simplify right side
    1,661,293.80x = 2,057,245,595,845.56
  5. Step 5: Solve for x
    x = 2,057,245,595,845.56/1,661,293.80
  6. Step 6: Final answer
    x = 1,238,339.42

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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.