Finding the Fourth Proportional to 1,745,126.37, 2,617,670.12 and 680,915.97
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Solution
The fourth proportional to 1,745,126.37, 2,617,670.12 and 680,915.97 is: 1,021,366.37
Step by Step Solution
- Step 1: Write the proportion equation
1,745,126.37 : 2,617,670.12 = 680,915.97 : x - Step 2: Convert to fraction form
1,745,126.37/2,617,670.12 = 680,915.97/x - Step 3: Cross multiply
1,745,126.37x = 2,617,670.12 × 680,915.97 - Step 4: Simplify right side
1,745,126.37x = 1,782,413,385,495.24 - Step 5: Solve for x
x = 1,782,413,385,495.24/1,745,126.37 - Step 6: Final answer
x = 1,021,366.37
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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.