Finding the Fourth Proportional to 2,201,328.96, 3,037,865.01 and 1,330,042.44
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Solution
The fourth proportional to 2,201,328.96, 3,037,865.01 and 1,330,042.44 is: 1,835,477.32
Step by Step Solution
- Step 1: Write the proportion equation
2,201,328.96 : 3,037,865.01 = 1,330,042.44 : x - Step 2: Convert to fraction form
2,201,328.96/3,037,865.01 = 1,330,042.44/x - Step 3: Cross multiply
2,201,328.96x = 3,037,865.01 × 1,330,042.44 - Step 4: Simplify right side
2,201,328.96x = 4,040,489,390,291.02 - Step 5: Solve for x
x = 4,040,489,390,291.02/2,201,328.96 - Step 6: Final answer
x = 1,835,477.32
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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.