Finding the Fourth Proportional to 4,677,488.73, 6,454,934.43 and 2,531,312.73
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Solution
The fourth proportional to 4,677,488.73, 6,454,934.43 and 2,531,312.73 is: 3,493,211.56
Step by Step Solution
- Step 1: Write the proportion equation
4,677,488.73 : 6,454,934.43 = 2,531,312.73 : x - Step 2: Convert to fraction form
4,677,488.73/6,454,934.43 = 2,531,312.73/x - Step 3: Cross multiply
4,677,488.73x = 6,454,934.43 × 2,531,312.73 - Step 4: Simplify right side
4,677,488.73x = 16,339,457,693,974.29 - Step 5: Solve for x
x = 16,339,457,693,974.29/4,677,488.73 - Step 6: Final answer
x = 3,493,211.56
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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.