Finding the Fourth Proportional to 2,972,176.22, 4,102,858.74 and 2,006,614.36
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Solution
The fourth proportional to 2,972,176.22, 4,102,858.74 and 2,006,614.36 is: 2,769,975.48
Step by Step Solution
- Step 1: Write the proportion equation
2,972,176.22 : 4,102,858.74 = 2,006,614.36 : x - Step 2: Convert to fraction form
2,972,176.22/4,102,858.74 = 2,006,614.36/x - Step 3: Cross multiply
2,972,176.22x = 4,102,858.74 × 2,006,614.36 - Step 4: Simplify right side
2,972,176.22x = 8,232,855,264,735.51 - Step 5: Solve for x
x = 8,232,855,264,735.51/2,972,176.22 - Step 6: Final answer
x = 2,769,975.48
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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.