Finding the Fourth Proportional to 4,453,939.02, 6,685,632.92 and 3,944,908.63
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Solution
The fourth proportional to 4,453,939.02, 6,685,632.92 and 3,944,908.63 is: 5,921,547.39
Step by Step Solution
- Step 1: Write the proportion equation
4,453,939.02 : 6,685,632.92 = 3,944,908.63 : x - Step 2: Convert to fraction form
4,453,939.02/6,685,632.92 = 3,944,908.63/x - Step 3: Cross multiply
4,453,939.02x = 6,685,632.92 × 3,944,908.63 - Step 4: Simplify right side
4,453,939.02x = 26,374,210,969,691.93 - Step 5: Solve for x
x = 26,374,210,969,691.93/4,453,939.02 - Step 6: Final answer
x = 5,921,547.39
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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.