Finding the Fourth Proportional to 2,866,969.81, 3,956,214.44 and 1,705,352.05
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Solution
The fourth proportional to 2,866,969.81, 3,956,214.44 and 1,705,352.05 is: 2,353,264.54
Step by Step Solution
- Step 1: Write the proportion equation
2,866,969.81 : 3,956,214.44 = 1,705,352.05 : x - Step 2: Convert to fraction form
2,866,969.81/3,956,214.44 = 1,705,352.05/x - Step 3: Cross multiply
2,866,969.81x = 3,956,214.44 × 1,705,352.05 - Step 4: Simplify right side
2,866,969.81x = 6,746,738,377,185.77 - Step 5: Solve for x
x = 6,746,738,377,185.77/2,866,969.81 - Step 6: Final answer
x = 2,353,264.54
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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.