Finding the Fourth Proportional to 4,688,813.80, 7,029,284.10 and 2,444,951.80
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Solution
The fourth proportional to 4,688,813.80, 7,029,284.10 and 2,444,951.80 is: 3,665,374.99
Step by Step Solution
- Step 1: Write the proportion equation
4,688,813.80 : 7,029,284.10 = 2,444,951.80 : x - Step 2: Convert to fraction form
4,688,813.80/7,029,284.10 = 2,444,951.80/x - Step 3: Cross multiply
4,688,813.80x = 7,029,284.10 × 2,444,951.80 - Step 4: Simplify right side
4,688,813.80x = 17,186,260,813,006.38 - Step 5: Solve for x
x = 17,186,260,813,006.38/4,688,813.80 - Step 6: Final answer
x = 3,665,374.99
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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.