Finding the Fourth Proportional to 5,098,146.36, 7,031,858.20 and 3,355,260.36
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Solution
The fourth proportional to 5,098,146.36, 7,031,858.20 and 3,355,260.36 is: 4,627,900.69
Step by Step Solution
- Step 1: Write the proportion equation
5,098,146.36 : 7,031,858.20 = 3,355,260.36 : x - Step 2: Convert to fraction form
5,098,146.36/7,031,858.20 = 3,355,260.36/x - Step 3: Cross multiply
5,098,146.36x = 7,031,858.20 × 3,355,260.36 - Step 4: Simplify right side
5,098,146.36x = 23,593,715,075,600.95 - Step 5: Solve for x
x = 23,593,715,075,600.95/5,098,146.36 - Step 6: Final answer
x = 4,627,900.69
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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.