Finding the Fourth Proportional to 4,917,553.54, 6,786,671.61 and 2,984,306.02
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Solution
The fourth proportional to 4,917,553.54, 6,786,671.61 and 2,984,306.02 is: 4,118,614.02
Step by Step Solution
- Step 1: Write the proportion equation
4,917,553.54 : 6,786,671.61 = 2,984,306.02 : x - Step 2: Convert to fraction form
4,917,553.54/6,786,671.61 = 2,984,306.02/x - Step 3: Cross multiply
4,917,553.54x = 6,786,671.61 × 2,984,306.02 - Step 4: Simplify right side
4,917,553.54x = 20,253,504,941,486.09 - Step 5: Solve for x
x = 20,253,504,941,486.09/4,917,553.54 - Step 6: Final answer
x = 4,118,614.02
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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.