Finding the Fourth Proportional to 4,626,429.63, 6,384,472.02 and 2,589,239.13
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Solution
The fourth proportional to 4,626,429.63, 6,384,472.02 and 2,589,239.13 is: 3,573,149.51
Step by Step Solution
- Step 1: Write the proportion equation
4,626,429.63 : 6,384,472.02 = 2,589,239.13 : x - Step 2: Convert to fraction form
4,626,429.63/6,384,472.02 = 2,589,239.13/x - Step 3: Cross multiply
4,626,429.63x = 6,384,472.02 × 2,589,239.13 - Step 4: Simplify right side
4,626,429.63x = 16,530,924,778,574.14 - Step 5: Solve for x
x = 16,530,924,778,574.14/4,626,429.63 - Step 6: Final answer
x = 3,573,149.51
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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.