Finding the Fourth Proportional to 3,393,160, 4,682,460.96 and 1,942,807.36
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Solution
The fourth proportional to 3,393,160, 4,682,460.96 and 1,942,807.36 is: 2,681,016.99
Step by Step Solution
- Step 1: Write the proportion equation
3,393,160 : 4,682,460.96 = 1,942,807.36 : x - Step 2: Convert to fraction form
3,393,160/4,682,460.96 = 1,942,807.36/x - Step 3: Cross multiply
3,393,160x = 4,682,460.96 × 1,942,807.36 - Step 4: Simplify right side
3,393,160x = 9,097,119,616,000.67 - Step 5: Solve for x
x = 9,097,119,616,000.67/3,393,160 - Step 6: Final answer
x = 2,681,016.99
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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.