Home / 1,424,060.07-1,965,185.78-770,670.87

Finding the Fourth Proportional to 1,424,060.07, 1,965,185.78 and 770,670.87

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Solution

The fourth proportional to 1,424,060.07, 1,965,185.78 and 770,670.87 is: 1,063,516.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,060.07 : 1,965,185.78 = 770,670.87 : x
  2. Step 2: Convert to fraction form
    1,424,060.07/1,965,185.78 = 770,670.87/x
  3. Step 3: Cross multiply
    1,424,060.07x = 1,965,185.78 × 770,670.87
  4. Step 4: Simplify right side
    1,424,060.07x = 1,514,511,430,930.87
  5. Step 5: Solve for x
    x = 1,514,511,430,930.87/1,424,060.07
  6. Step 6: Final answer
    x = 1,063,516.53

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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.