Finding the Fourth Proportional to 3,601,944.62, 4,970,802.10 and 1,970,314.68
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Solution
The fourth proportional to 3,601,944.62, 4,970,802.10 and 1,970,314.68 is: 2,719,099.09
Step by Step Solution
- Step 1: Write the proportion equation
3,601,944.62 : 4,970,802.10 = 1,970,314.68 : x - Step 2: Convert to fraction form
3,601,944.62/4,970,802.10 = 1,970,314.68/x - Step 3: Cross multiply
3,601,944.62x = 4,970,802.10 × 1,970,314.68 - Step 4: Simplify right side
3,601,944.62x = 9,794,044,349,004.83 - Step 5: Solve for x
x = 9,794,044,349,004.83/3,601,944.62 - Step 6: Final answer
x = 2,719,099.09
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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.