Finding the Fourth Proportional to 5,724,802.01, 7,900,243.88 and 3,146,746.97
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Solution
The fourth proportional to 5,724,802.01, 7,900,243.88 and 3,146,746.97 is: 4,342,520.22
Step by Step Solution
- Step 1: Write the proportion equation
5,724,802.01 : 7,900,243.88 = 3,146,746.97 : x - Step 2: Convert to fraction form
5,724,802.01/7,900,243.88 = 3,146,746.97/x - Step 3: Cross multiply
5,724,802.01x = 7,900,243.88 × 3,146,746.97 - Step 4: Simplify right side
5,724,802.01x = 24,860,068,436,416.09 - Step 5: Solve for x
x = 24,860,068,436,416.09/5,724,802.01 - Step 6: Final answer
x = 4,342,520.22
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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.