Finding the Fourth Proportional to 3,041,985.44, 4,197,939.99 and 1,683,858.44
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Solution
The fourth proportional to 3,041,985.44, 4,197,939.99 and 1,683,858.44 is: 2,323,724.69
Step by Step Solution
- Step 1: Write the proportion equation
3,041,985.44 : 4,197,939.99 = 1,683,858.44 : x - Step 2: Convert to fraction form
3,041,985.44/4,197,939.99 = 1,683,858.44/x - Step 3: Cross multiply
3,041,985.44x = 4,197,939.99 × 1,683,858.44 - Step 4: Simplify right side
3,041,985.44x = 7,068,736,682,775.02 - Step 5: Solve for x
x = 7,068,736,682,775.02/3,041,985.44 - Step 6: Final answer
x = 2,323,724.69
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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.