Finding the Fourth Proportional to 4,930,411.24, 6,804,230.34 and 2,755,007.20
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Solution
The fourth proportional to 4,930,411.24, 6,804,230.34 and 2,755,007.20 is: 3,802,056.80
Step by Step Solution
- Step 1: Write the proportion equation
4,930,411.24 : 6,804,230.34 = 2,755,007.20 : x - Step 2: Convert to fraction form
4,930,411.24/6,804,230.34 = 2,755,007.20/x - Step 3: Cross multiply
4,930,411.24x = 6,804,230.34 × 2,755,007.20 - Step 4: Simplify right side
4,930,411.24x = 18,745,703,577,158.45 - Step 5: Solve for x
x = 18,745,703,577,158.45/4,930,411.24 - Step 6: Final answer
x = 3,802,056.80
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1.5x scale
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.