Home / 1,367,003.59-1,886,480.62-755,143.56

Finding the Fourth Proportional to 1,367,003.59, 1,886,480.62 and 755,143.56

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Solution

The fourth proportional to 1,367,003.59, 1,886,480.62 and 755,143.56 is: 1,042,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,003.59 : 1,886,480.62 = 755,143.56 : x
  2. Step 2: Convert to fraction form
    1,367,003.59/1,886,480.62 = 755,143.56/x
  3. Step 3: Cross multiply
    1,367,003.59x = 1,886,480.62 × 755,143.56
  4. Step 4: Simplify right side
    1,367,003.59x = 1,424,563,689,369.95
  5. Step 5: Solve for x
    x = 1,424,563,689,369.95/1,367,003.59
  6. Step 6: Final answer
    x = 1,042,106.77

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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.