Finding the Fourth Proportional to 1,283,759.01, 1,771,609.19 and 702,972.81
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Solution
The fourth proportional to 1,283,759.01, 1,771,609.19 and 702,972.81 is: 970,114.39
Step by Step Solution
- Step 1: Write the proportion equation
1,283,759.01 : 1,771,609.19 = 702,972.81 : x - Step 2: Convert to fraction form
1,283,759.01/1,771,609.19 = 702,972.81/x - Step 3: Cross multiply
1,283,759.01x = 1,771,609.19 × 702,972.81 - Step 4: Simplify right side
1,283,759.01x = 1,245,393,087,001.26 - Step 5: Solve for x
x = 1,245,393,087,001.26/1,283,759.01 - Step 6: Final answer
x = 970,114.39
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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.