Finding the Fourth Proportional to 2,211,274.54, 3,316,930.26 and 613,962.18
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Solution
The fourth proportional to 2,211,274.54, 3,316,930.26 and 613,962.18 is: 920,948.39
Step by Step Solution
- Step 1: Write the proportion equation
2,211,274.54 : 3,316,930.26 = 613,962.18 : x - Step 2: Convert to fraction form
2,211,274.54/3,316,930.26 = 613,962.18/x - Step 3: Cross multiply
2,211,274.54x = 3,316,930.26 × 613,962.18 - Step 4: Simplify right side
2,211,274.54x = 2,036,469,731,035.21 - Step 5: Solve for x
x = 2,036,469,731,035.21/2,211,274.54 - Step 6: Final answer
x = 920,948.39
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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.