Finding the Fourth Proportional to 4,449,013.98, 6,673,520.99 and 4,221,822.96
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Solution
The fourth proportional to 4,449,013.98, 6,673,520.99 and 4,221,822.96 is: 6,332,734.45
Step by Step Solution
- Step 1: Write the proportion equation
4,449,013.98 : 6,673,520.99 = 4,221,822.96 : x - Step 2: Convert to fraction form
4,449,013.98/6,673,520.99 = 4,221,822.96/x - Step 3: Cross multiply
4,449,013.98x = 6,673,520.99 × 4,221,822.96 - Step 4: Simplify right side
4,449,013.98x = 28,174,424,118,514.82 - Step 5: Solve for x
x = 28,174,424,118,514.82/4,449,013.98 - Step 6: Final answer
x = 6,332,734.45
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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.