Finding the Fourth Proportional to 4,436,403.68, 6,122,255.53 and 2,399,213.18
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Solution
The fourth proportional to 4,436,403.68, 6,122,255.53 and 2,399,213.18 is: 3,310,924.16
Step by Step Solution
- Step 1: Write the proportion equation
4,436,403.68 : 6,122,255.53 = 2,399,213.18 : x - Step 2: Convert to fraction form
4,436,403.68/6,122,255.53 = 2,399,213.18/x - Step 3: Cross multiply
4,436,403.68x = 6,122,255.53 × 2,399,213.18 - Step 4: Simplify right side
4,436,403.68x = 14,688,596,116,296.54 - Step 5: Solve for x
x = 14,688,596,116,296.54/4,436,403.68 - Step 6: Final answer
x = 3,310,924.16
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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.