Home / 1,203,542.32-1,661,058.51-744,804.64

Finding the Fourth Proportional to 1,203,542.32, 1,661,058.51 and 744,804.64

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Solution

The fourth proportional to 1,203,542.32, 1,661,058.51 and 744,804.64 is: 1,027,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,542.32 : 1,661,058.51 = 744,804.64 : x
  2. Step 2: Convert to fraction form
    1,203,542.32/1,661,058.51 = 744,804.64/x
  3. Step 3: Cross multiply
    1,203,542.32x = 1,661,058.51 × 744,804.64
  4. Step 4: Simplify right side
    1,203,542.32x = 1,237,164,085,559.49
  5. Step 5: Solve for x
    x = 1,237,164,085,559.49/1,203,542.32
  6. Step 6: Final answer
    x = 1,027,935.67

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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.