Home / 1,424,058.57-1,965,183.71-770,669.37

Finding the Fourth Proportional to 1,424,058.57, 1,965,183.71 and 770,669.37

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Solution

The fourth proportional to 1,424,058.57, 1,965,183.71 and 770,669.37 is: 1,063,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,058.57 : 1,965,183.71 = 770,669.37 : x
  2. Step 2: Convert to fraction form
    1,424,058.57/1,965,183.71 = 770,669.37/x
  3. Step 3: Cross multiply
    1,424,058.57x = 1,965,183.71 × 770,669.37
  4. Step 4: Simplify right side
    1,424,058.57x = 1,514,506,887,866.62
  5. Step 5: Solve for x
    x = 1,514,506,887,866.62/1,424,058.57
  6. Step 6: Final answer
    x = 1,063,514.46

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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.