Finding the Fourth Proportional to 1,872,705.48, 2,809,082.01 and 658,233.06
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Solution
The fourth proportional to 1,872,705.48, 2,809,082.01 and 658,233.06 is: 987,357.95
Step by Step Solution
- Step 1: Write the proportion equation
1,872,705.48 : 2,809,082.01 = 658,233.06 : x - Step 2: Convert to fraction form
1,872,705.48/2,809,082.01 = 658,233.06/x - Step 3: Cross multiply
1,872,705.48x = 2,809,082.01 × 658,233.06 - Step 4: Simplify right side
1,872,705.48x = 1,849,030,647,233.25 - Step 5: Solve for x
x = 1,849,030,647,233.25/1,872,705.48 - Step 6: Final answer
x = 987,357.95
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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.