Finding the Fourth Proportional to 4,161,019.20, 6,241,528.80 and 1,468,384.80
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Solution
The fourth proportional to 4,161,019.20, 6,241,528.80 and 1,468,384.80 is: 2,202,577.20
Step by Step Solution
- Step 1: Write the proportion equation
4,161,019.20 : 6,241,528.80 = 1,468,384.80 : x - Step 2: Convert to fraction form
4,161,019.20/6,241,528.80 = 1,468,384.80/x - Step 3: Cross multiply
4,161,019.20x = 6,241,528.80 × 1,468,384.80 - Step 4: Simplify right side
4,161,019.20x = 9,164,966,018,682.24 - Step 5: Solve for x
x = 9,164,966,018,682.24/4,161,019.20 - Step 6: Final answer
x = 2,202,577.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.