Finding the Fourth Proportional to 2,752,548.08, 3,796,984.35 and 2,557,702.78
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Solution
The fourth proportional to 2,752,548.08, 3,796,984.35 and 2,557,702.78 is: 3,528,206.29
Step by Step Solution
- Step 1: Write the proportion equation
2,752,548.08 : 3,796,984.35 = 2,557,702.78 : x - Step 2: Convert to fraction form
2,752,548.08/3,796,984.35 = 2,557,702.78/x - Step 3: Cross multiply
2,752,548.08x = 3,796,984.35 × 2,557,702.78 - Step 4: Simplify right side
2,752,548.08x = 9,711,557,418,119.03 - Step 5: Solve for x
x = 9,711,557,418,119.03/2,752,548.08 - Step 6: Final answer
x = 3,528,206.29
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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.