Home / 1,374,955.44-1,897,409.96-763,072.66

Finding the Fourth Proportional to 1,374,955.44, 1,897,409.96 and 763,072.66

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Solution

The fourth proportional to 1,374,955.44, 1,897,409.96 and 763,072.66 is: 1,053,024.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,955.44 : 1,897,409.96 = 763,072.66 : x
  2. Step 2: Convert to fraction form
    1,374,955.44/1,897,409.96 = 763,072.66/x
  3. Step 3: Cross multiply
    1,374,955.44x = 1,897,409.96 × 763,072.66
  4. Step 4: Simplify right side
    1,374,955.44x = 1,447,861,661,472.33
  5. Step 5: Solve for x
    x = 1,447,861,661,472.33/1,374,955.44
  6. Step 6: Final answer
    x = 1,053,024.43

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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.