Finding the Fourth Proportional to 2,117,453.35, 2,922,080.07 and 1,150,583.68
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Solution
The fourth proportional to 2,117,453.35, 2,922,080.07 and 1,150,583.68 is: 1,587,802.46
Step by Step Solution
- Step 1: Write the proportion equation
2,117,453.35 : 2,922,080.07 = 1,150,583.68 : x - Step 2: Convert to fraction form
2,117,453.35/2,922,080.07 = 1,150,583.68/x - Step 3: Cross multiply
2,117,453.35x = 2,922,080.07 × 1,150,583.68 - Step 4: Simplify right side
2,117,453.35x = 3,362,097,640,195.26 - Step 5: Solve for x
x = 3,362,097,640,195.26/2,117,453.35 - Step 6: Final answer
x = 1,587,802.46
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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.