Finding the Fourth Proportional to 3,623,538.24, 5,000,356.80 and 2,334,432.96
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Solution
The fourth proportional to 3,623,538.24, 5,000,356.80 and 2,334,432.96 is: 3,221,436.33
Step by Step Solution
- Step 1: Write the proportion equation
3,623,538.24 : 5,000,356.80 = 2,334,432.96 : x - Step 2: Convert to fraction form
3,623,538.24/5,000,356.80 = 2,334,432.96/x - Step 3: Cross multiply
3,623,538.24x = 5,000,356.80 × 2,334,432.96 - Step 4: Simplify right side
3,623,538.24x = 11,672,997,725,680.13 - Step 5: Solve for x
x = 11,672,997,725,680.13/3,623,538.24 - Step 6: Final answer
x = 3,221,436.33
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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.