Finding the Fourth Proportional to 5,592,305.84, 7,717,308.70 and 3,144,916.12
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Solution
The fourth proportional to 5,592,305.84, 7,717,308.70 and 3,144,916.12 is: 4,339,942.99
Step by Step Solution
- Step 1: Write the proportion equation
5,592,305.84 : 7,717,308.70 = 3,144,916.12 : x - Step 2: Convert to fraction form
5,592,305.84/7,717,308.70 = 3,144,916.12/x - Step 3: Cross multiply
5,592,305.84x = 7,717,308.70 × 3,144,916.12 - Step 4: Simplify right side
5,592,305.84x = 24,270,288,533,646.25 - Step 5: Solve for x
x = 24,270,288,533,646.25/5,592,305.84 - Step 6: Final answer
x = 4,339,942.99
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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.