Finding the Fourth Proportional to 2,735,790.64, 3,775,273.80 and 1,512,032.88
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Solution
The fourth proportional to 2,735,790.64, 3,775,273.80 and 1,512,032.88 is: 2,086,540.55
Step by Step Solution
- Step 1: Write the proportion equation
2,735,790.64 : 3,775,273.80 = 1,512,032.88 : x - Step 2: Convert to fraction form
2,735,790.64/3,775,273.80 = 1,512,032.88/x - Step 3: Cross multiply
2,735,790.64x = 3,775,273.80 × 1,512,032.88 - Step 4: Simplify right side
2,735,790.64x = 5,708,338,116,602.54 - Step 5: Solve for x
x = 5,708,338,116,602.54/2,735,790.64 - Step 6: Final answer
x = 2,086,540.55
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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.