Finding the Fourth Proportional to 1,156,512.63, 1,596,176.99 and 793,638.30
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Solution
The fourth proportional to 1,156,512.63, 1,596,176.99 and 793,638.30 is: 1,095,350.94
Step by Step Solution
- Step 1: Write the proportion equation
1,156,512.63 : 1,596,176.99 = 793,638.30 : x - Step 2: Convert to fraction form
1,156,512.63/1,596,176.99 = 793,638.30/x - Step 3: Cross multiply
1,156,512.63x = 1,596,176.99 × 793,638.30 - Step 4: Simplify right side
1,156,512.63x = 1,266,787,192,842.72 - Step 5: Solve for x
x = 1,266,787,192,842.72/1,156,512.63 - Step 6: Final answer
x = 1,095,350.94
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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.