Finding the Fourth Proportional to 4,737,649.96, 6,538,020.33 and 2,672,659.18
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Solution
The fourth proportional to 4,737,649.96, 6,538,020.33 and 2,672,659.18 is: 3,688,305.43
Step by Step Solution
- Step 1: Write the proportion equation
4,737,649.96 : 6,538,020.33 = 2,672,659.18 : x - Step 2: Convert to fraction form
4,737,649.96/6,538,020.33 = 2,672,659.18/x - Step 3: Cross multiply
4,737,649.96x = 6,538,020.33 × 2,672,659.18 - Step 4: Simplify right side
4,737,649.96x = 17,473,900,054,001.13 - Step 5: Solve for x
x = 17,473,900,054,001.13/4,737,649.96 - Step 6: Final answer
x = 3,688,305.43
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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.