Finding the Fourth Proportional to 1,283,076.99, 1,922,490.27 and 902,136.57
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Solution
The fourth proportional to 1,283,076.99, 1,922,490.27 and 902,136.57 is: 1,351,710.61
Step by Step Solution
- Step 1: Write the proportion equation
1,283,076.99 : 1,922,490.27 = 902,136.57 : x - Step 2: Convert to fraction form
1,283,076.99/1,922,490.27 = 902,136.57/x - Step 3: Cross multiply
1,283,076.99x = 1,922,490.27 × 902,136.57 - Step 4: Simplify right side
1,283,076.99x = 1,734,348,778,036.17 - Step 5: Solve for x
x = 1,734,348,778,036.17/1,283,076.99 - Step 6: Final answer
x = 1,351,710.61
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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.