Finding the Fourth Proportional to 1,519,301.62, 2,096,916.70 and 976,116.42
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Solution
The fourth proportional to 1,519,301.62, 2,096,916.70 and 976,116.42 is: 1,347,220.85
Step by Step Solution
- Step 1: Write the proportion equation
1,519,301.62 : 2,096,916.70 = 976,116.42 : x - Step 2: Convert to fraction form
1,519,301.62/2,096,916.70 = 976,116.42/x - Step 3: Cross multiply
1,519,301.62x = 2,096,916.70 × 976,116.42 - Step 4: Simplify right side
1,519,301.62x = 2,046,834,822,242.21 - Step 5: Solve for x
x = 2,046,834,822,242.21/1,519,301.62 - Step 6: Final answer
x = 1,347,220.85
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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.