Finding the Fourth Proportional to 2,746,902.98, 3,790,747.35 and 1,523,136.96
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Solution
The fourth proportional to 2,746,902.98, 3,790,747.35 and 1,523,136.96 is: 2,101,940.78
Step by Step Solution
- Step 1: Write the proportion equation
2,746,902.98 : 3,790,747.35 = 1,523,136.96 : x - Step 2: Convert to fraction form
2,746,902.98/3,790,747.35 = 1,523,136.96/x - Step 3: Cross multiply
2,746,902.98x = 3,790,747.35 × 1,523,136.96 - Step 4: Simplify right side
2,746,902.98x = 5,773,827,394,807.06 - Step 5: Solve for x
x = 5,773,827,394,807.06/2,746,902.98 - Step 6: Final answer
x = 2,101,940.78
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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.