Finding the Fourth Proportional to 4,141,344.20, 6,208,322.70 and 1,616,412.20
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Solution
The fourth proportional to 4,141,344.20, 6,208,322.70 and 1,616,412.20 is: 2,423,176.65
Step by Step Solution
- Step 1: Write the proportion equation
4,141,344.20 : 6,208,322.70 = 1,616,412.20 : x - Step 2: Convert to fraction form
4,141,344.20/6,208,322.70 = 1,616,412.20/x - Step 3: Cross multiply
4,141,344.20x = 6,208,322.70 × 1,616,412.20 - Step 4: Simplify right side
4,141,344.20x = 10,035,208,553,816.94 - Step 5: Solve for x
x = 10,035,208,553,816.94/4,141,344.20 - Step 6: Final answer
x = 2,423,176.65
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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.