Finding the Fourth Proportional to 1,274,753.50, 1,759,286.93 and 951,903.09
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Solution
The fourth proportional to 1,274,753.50, 1,759,286.93 and 951,903.09 is: 1,313,721.17
Step by Step Solution
- Step 1: Write the proportion equation
1,274,753.50 : 1,759,286.93 = 951,903.09 : x - Step 2: Convert to fraction form
1,274,753.50/1,759,286.93 = 951,903.09/x - Step 3: Cross multiply
1,274,753.50x = 1,759,286.93 × 951,903.09 - Step 4: Simplify right side
1,274,753.50x = 1,674,670,660,104.10 - Step 5: Solve for x
x = 1,674,670,660,104.10/1,274,753.50 - Step 6: Final answer
x = 1,313,721.17
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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.