Finding the Fourth Proportional to 1,283,736.68, 1,771,611.96 and 710,776.84
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Solution
The fourth proportional to 1,283,736.68, 1,771,611.96 and 710,776.84 is: 980,902.68
Step by Step Solution
- Step 1: Write the proportion equation
1,283,736.68 : 1,771,611.96 = 710,776.84 : x - Step 2: Convert to fraction form
1,283,736.68/1,771,611.96 = 710,776.84/x - Step 3: Cross multiply
1,283,736.68x = 1,771,611.96 × 710,776.84 - Step 4: Simplify right side
1,283,736.68x = 1,259,220,750,635.01 - Step 5: Solve for x
x = 1,259,220,750,635.01/1,283,736.68 - Step 6: Final answer
x = 980,902.68
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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.