Finding the Fourth Proportional to 2,946,201.12, 4,419,307.53 and 816,291
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Solution
The fourth proportional to 2,946,201.12, 4,419,307.53 and 816,291 is: 1,224,438.12
Step by Step Solution
- Step 1: Write the proportion equation
2,946,201.12 : 4,419,307.53 = 816,291 : x - Step 2: Convert to fraction form
2,946,201.12/4,419,307.53 = 816,291/x - Step 3: Cross multiply
2,946,201.12x = 4,419,307.53 × 816,291 - Step 4: Simplify right side
2,946,201.12x = 3,607,440,962,971.23 - Step 5: Solve for x
x = 3,607,440,962,971.23/2,946,201.12 - Step 6: Final answer
x = 1,224,438.12
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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.