Finding the Fourth Proportional to 5,902,320.48, 8,145,230.04 and 3,324,045.12
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Solution
The fourth proportional to 5,902,320.48, 8,145,230.04 and 3,324,045.12 is: 4,587,197.91
Step by Step Solution
- Step 1: Write the proportion equation
5,902,320.48 : 8,145,230.04 = 3,324,045.12 : x - Step 2: Convert to fraction form
5,902,320.48/8,145,230.04 = 3,324,045.12/x - Step 3: Cross multiply
5,902,320.48x = 8,145,230.04 × 3,324,045.12 - Step 4: Simplify right side
5,902,320.48x = 27,075,112,165,739.41 - Step 5: Solve for x
x = 27,075,112,165,739.41/5,902,320.48 - Step 6: Final answer
x = 4,587,197.91
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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.