Finding the Fourth Proportional to 1,283,906.67, 1,771,789.95 and 710,946.84
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Solution
The fourth proportional to 1,283,906.67, 1,771,789.95 and 710,946.84 is: 981,105.94
Step by Step Solution
- Step 1: Write the proportion equation
1,283,906.67 : 1,771,789.95 = 710,946.84 : x - Step 2: Convert to fraction form
1,283,906.67/1,771,789.95 = 710,946.84/x - Step 3: Cross multiply
1,283,906.67x = 1,771,789.95 × 710,946.84 - Step 4: Simplify right side
1,283,906.67x = 1,259,648,466,096.26 - Step 5: Solve for x
x = 1,259,648,466,096.26/1,283,906.67 - Step 6: Final answer
x = 981,105.94
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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.