Finding the Fourth Proportional to 3,077,792.64, 4,637,697.12 and 2,529,118.08
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Solution
The fourth proportional to 3,077,792.64, 4,637,697.12 and 2,529,118.08 is: 3,810,940.18
Step by Step Solution
- Step 1: Write the proportion equation
3,077,792.64 : 4,637,697.12 = 2,529,118.08 : x - Step 2: Convert to fraction form
3,077,792.64/4,637,697.12 = 2,529,118.08/x - Step 3: Cross multiply
3,077,792.64x = 4,637,697.12 × 2,529,118.08 - Step 4: Simplify right side
3,077,792.64x = 11,729,283,635,755.93 - Step 5: Solve for x
x = 11,729,283,635,755.93/3,077,792.64 - Step 6: Final answer
x = 3,810,940.18
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.