Finding the Fourth Proportional to 5,183,838.62, 7,775,467.29 and 1,589,595.71
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Solution
The fourth proportional to 5,183,838.62, 7,775,467.29 and 1,589,595.71 is: 2,384,304.43
Step by Step Solution
- Step 1: Write the proportion equation
5,183,838.62 : 7,775,467.29 = 1,589,595.71 : x - Step 2: Convert to fraction form
5,183,838.62/7,775,467.29 = 1,589,595.71/x - Step 3: Cross multiply
5,183,838.62x = 7,775,467.29 × 1,589,595.71 - Step 4: Simplify right side
5,183,838.62x = 12,359,849,408,551.99 - Step 5: Solve for x
x = 12,359,849,408,551.99/5,183,838.62 - Step 6: Final answer
x = 2,384,304.43
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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.