Finding the Fourth Proportional to 1,132,474.61, 1,562,795.17 and 616,211.09
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Solution
The fourth proportional to 1,132,474.61, 1,562,795.17 and 616,211.09 is: 850,360.53
Step by Step Solution
- Step 1: Write the proportion equation
1,132,474.61 : 1,562,795.17 = 616,211.09 : x - Step 2: Convert to fraction form
1,132,474.61/1,562,795.17 = 616,211.09/x - Step 3: Cross multiply
1,132,474.61x = 1,562,795.17 × 616,211.09 - Step 4: Simplify right side
1,132,474.61x = 963,011,715,152.44 - Step 5: Solve for x
x = 963,011,715,152.44/1,132,474.61 - Step 6: Final answer
x = 850,360.53
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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.