Finding the Fourth Proportional to 4,513,915.78, 6,229,202.76 and 2,580,217.99
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Solution
The fourth proportional to 4,513,915.78, 6,229,202.76 and 2,580,217.99 is: 3,560,700.24
Step by Step Solution
- Step 1: Write the proportion equation
4,513,915.78 : 6,229,202.76 = 2,580,217.99 : x - Step 2: Convert to fraction form
4,513,915.78/6,229,202.76 = 2,580,217.99/x - Step 3: Cross multiply
4,513,915.78x = 6,229,202.76 × 2,580,217.99 - Step 4: Simplify right side
4,513,915.78x = 16,072,701,009,136.64 - Step 5: Solve for x
x = 16,072,701,009,136.64/4,513,915.78 - Step 6: Final answer
x = 3,560,700.24
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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.