Finding the Fourth Proportional to 3,596,902.79, 4,963,760.71 and 1,965,310.00
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Solution
The fourth proportional to 3,596,902.79, 4,963,760.71 and 1,965,310.00 is: 2,712,146.85
Step by Step Solution
- Step 1: Write the proportion equation
3,596,902.79 : 4,963,760.71 = 1,965,310.00 : x - Step 2: Convert to fraction form
3,596,902.79/4,963,760.71 = 1,965,310.00/x - Step 3: Cross multiply
3,596,902.79x = 4,963,760.71 × 1,965,310.00 - Step 4: Simplify right side
3,596,902.79x = 9,755,328,543,647.42 - Step 5: Solve for x
x = 9,755,328,543,647.42/3,596,902.79 - Step 6: Final answer
x = 2,712,146.85
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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.