Finding the Fourth Proportional to 3,382,916.24, 5,073,156.12 and 986,283.92
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Solution
The fourth proportional to 3,382,916.24, 5,073,156.12 and 986,283.92 is: 1,479,070.70
Step by Step Solution
- Step 1: Write the proportion equation
3,382,916.24 : 5,073,156.12 = 986,283.92 : x - Step 2: Convert to fraction form
3,382,916.24/5,073,156.12 = 986,283.92/x - Step 3: Cross multiply
3,382,916.24x = 5,073,156.12 × 986,283.92 - Step 4: Simplify right side
3,382,916.24x = 5,003,572,304,805.59 - Step 5: Solve for x
x = 5,003,572,304,805.59/3,382,916.24 - Step 6: Final answer
x = 1,479,070.70
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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.