Finding the Fourth Proportional to 4,674,224.16, 7,012,110.96 and 1,640,802.96
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Solution
The fourth proportional to 4,674,224.16, 7,012,110.96 and 1,640,802.96 is: 2,461,476.39
Step by Step Solution
- Step 1: Write the proportion equation
4,674,224.16 : 7,012,110.96 = 1,640,802.96 : x - Step 2: Convert to fraction form
4,674,224.16/7,012,110.96 = 1,640,802.96/x - Step 3: Cross multiply
4,674,224.16x = 7,012,110.96 × 1,640,802.96 - Step 4: Simplify right side
4,674,224.16x = 11,505,492,419,016.44 - Step 5: Solve for x
x = 11,505,492,419,016.44/4,674,224.16 - Step 6: Final answer
x = 2,461,476.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.