Finding the Fourth Proportional to 2,906,415.87, 4,356,795.68 and 1,389,705.38
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Solution
The fourth proportional to 2,906,415.87, 4,356,795.68 and 1,389,705.38 is: 2,083,205.80
Step by Step Solution
- Step 1: Write the proportion equation
2,906,415.87 : 4,356,795.68 = 1,389,705.38 : x - Step 2: Convert to fraction form
2,906,415.87/4,356,795.68 = 1,389,705.38/x - Step 3: Cross multiply
2,906,415.87x = 4,356,795.68 × 1,389,705.38 - Step 4: Simplify right side
2,906,415.87x = 6,054,662,396,056.76 - Step 5: Solve for x
x = 6,054,662,396,056.76/2,906,415.87 - Step 6: Final answer
x = 2,083,205.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.