Finding the Fourth Proportional to 1,090,582.68, 1,635,619.68 and 416,416.44
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Solution
The fourth proportional to 1,090,582.68, 1,635,619.68 and 416,416.44 is: 624,527.55
Step by Step Solution
- Step 1: Write the proportion equation
1,090,582.68 : 1,635,619.68 = 416,416.44 : x - Step 2: Convert to fraction form
1,090,582.68/1,635,619.68 = 416,416.44/x - Step 3: Cross multiply
1,090,582.68x = 1,635,619.68 × 416,416.44 - Step 4: Simplify right side
1,090,582.68x = 681,098,924,339.54 - Step 5: Solve for x
x = 681,098,924,339.54/1,090,582.68 - Step 6: Final answer
x = 624,527.55
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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.