Finding the Fourth Proportional to 2,914,983.84, 4,022,683.68 and 1,625,790.96
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Solution
The fourth proportional to 2,914,983.84, 4,022,683.68 and 1,625,790.96 is: 2,243,594.86
Step by Step Solution
- Step 1: Write the proportion equation
2,914,983.84 : 4,022,683.68 = 1,625,790.96 : x - Step 2: Convert to fraction form
2,914,983.84/4,022,683.68 = 1,625,790.96/x - Step 3: Cross multiply
2,914,983.84x = 4,022,683.68 × 1,625,790.96 - Step 4: Simplify right side
2,914,983.84x = 6,540,042,761,883.53 - Step 5: Solve for x
x = 6,540,042,761,883.53/2,914,983.84 - Step 6: Final answer
x = 2,243,594.86
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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.