Finding the Fourth Proportional to 4,930,727.02, 6,804,276.56 and 2,755,288.05
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Solution
The fourth proportional to 4,930,727.02, 6,804,276.56 and 2,755,288.05 is: 3,802,226.70
Step by Step Solution
- Step 1: Write the proportion equation
4,930,727.02 : 6,804,276.56 = 2,755,288.05 : x - Step 2: Convert to fraction form
4,930,727.02/6,804,276.56 = 2,755,288.05/x - Step 3: Cross multiply
4,930,727.02x = 6,804,276.56 × 2,755,288.05 - Step 4: Simplify right side
4,930,727.02x = 18,747,741,919,476.06 - Step 5: Solve for x
x = 18,747,741,919,476.06/4,930,727.02 - Step 6: Final answer
x = 3,802,226.70
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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.