Home / 1,150,367.36-1,587,508.48-641,058.56

Finding the Fourth Proportional to 1,150,367.36, 1,587,508.48 and 641,058.56

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Solution

The fourth proportional to 1,150,367.36, 1,587,508.48 and 641,058.56 is: 884,661.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,367.36 : 1,587,508.48 = 641,058.56 : x
  2. Step 2: Convert to fraction form
    1,150,367.36/1,587,508.48 = 641,058.56/x
  3. Step 3: Cross multiply
    1,150,367.36x = 1,587,508.48 × 641,058.56
  4. Step 4: Simplify right side
    1,150,367.36x = 1,017,685,900,176.59
  5. Step 5: Solve for x
    x = 1,017,685,900,176.59/1,150,367.36
  6. Step 6: Final answer
    x = 884,661.66

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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.