Finding the Fourth Proportional to 1,286,365.14, 1,926,975.09 and 773,747.24
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Solution
The fourth proportional to 1,286,365.14, 1,926,975.09 and 773,747.24 is: 1,159,073.43
Step by Step Solution
- Step 1: Write the proportion equation
1,286,365.14 : 1,926,975.09 = 773,747.24 : x - Step 2: Convert to fraction form
1,286,365.14/1,926,975.09 = 773,747.24/x - Step 3: Cross multiply
1,286,365.14x = 1,926,975.09 × 773,747.24 - Step 4: Simplify right side
1,286,365.14x = 1,490,991,657,436.25 - Step 5: Solve for x
x = 1,490,991,657,436.25/1,286,365.14 - Step 6: Final answer
x = 1,159,073.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.