Finding the Fourth Proportional to 1,414,748.25, 1,952,349.35 and 770,172.93
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Solution
The fourth proportional to 1,414,748.25, 1,952,349.35 and 770,172.93 is: 1,062,836.88
Step by Step Solution
- Step 1: Write the proportion equation
1,414,748.25 : 1,952,349.35 = 770,172.93 : x - Step 2: Convert to fraction form
1,414,748.25/1,952,349.35 = 770,172.93/x - Step 3: Cross multiply
1,414,748.25x = 1,952,349.35 × 770,172.93 - Step 4: Simplify right side
1,414,748.25x = 1,503,646,615,422.23 - Step 5: Solve for x
x = 1,503,646,615,422.23/1,414,748.25 - Step 6: Final answer
x = 1,062,836.88
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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.