Finding the Fourth Proportional to 4,029,617.72, 5,560,972.18 and 2,194,176.62
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Solution
The fourth proportional to 4,029,617.72, 5,560,972.18 and 2,194,176.62 is: 3,028,018.04
Step by Step Solution
- Step 1: Write the proportion equation
4,029,617.72 : 5,560,972.18 = 2,194,176.62 : x - Step 2: Convert to fraction form
4,029,617.72/5,560,972.18 = 2,194,176.62/x - Step 3: Cross multiply
4,029,617.72x = 5,560,972.18 × 2,194,176.62 - Step 4: Simplify right side
4,029,617.72x = 12,201,755,141,826.43 - Step 5: Solve for x
x = 12,201,755,141,826.43/4,029,617.72 - Step 6: Final answer
x = 3,028,018.04
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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.