Finding the Fourth Proportional to 2,341,177.97, 3,231,236.71 and 1,361,420.19
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Solution
The fourth proportional to 2,341,177.97, 3,231,236.71 and 1,361,420.19 is: 1,878,998.93
Step by Step Solution
- Step 1: Write the proportion equation
2,341,177.97 : 3,231,236.71 = 1,361,420.19 : x - Step 2: Convert to fraction form
2,341,177.97/3,231,236.71 = 1,361,420.19/x - Step 3: Cross multiply
2,341,177.97x = 3,231,236.71 × 1,361,420.19 - Step 4: Simplify right side
2,341,177.97x = 4,399,070,897,364.95 - Step 5: Solve for x
x = 4,399,070,897,364.95/2,341,177.97 - Step 6: Final answer
x = 1,878,998.93
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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.