Finding the Fourth Proportional to 3,623,891.59, 5,000,564.06 and 2,173,645.99
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Solution
The fourth proportional to 3,623,891.59, 5,000,564.06 and 2,173,645.99 is: 2,999,387.74
Step by Step Solution
- Step 1: Write the proportion equation
3,623,891.59 : 5,000,564.06 = 2,173,645.99 : x - Step 2: Convert to fraction form
3,623,891.59/5,000,564.06 = 2,173,645.99/x - Step 3: Cross multiply
3,623,891.59x = 5,000,564.06 × 2,173,645.99 - Step 4: Simplify right side
3,623,891.59x = 10,869,456,005,888.89 - Step 5: Solve for x
x = 10,869,456,005,888.89/3,623,891.59 - Step 6: Final answer
x = 2,999,387.74
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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.