Finding the Fourth Proportional to 1,600,177.76, 2,207,204.82 and 1,026,308.96
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Solution
The fourth proportional to 1,600,177.76, 2,207,204.82 and 1,026,308.96 is: 1,415,639.02
Step by Step Solution
- Step 1: Write the proportion equation
1,600,177.76 : 2,207,204.82 = 1,026,308.96 : x - Step 2: Convert to fraction form
1,600,177.76/2,207,204.82 = 1,026,308.96/x - Step 3: Cross multiply
1,600,177.76x = 2,207,204.82 × 1,026,308.96 - Step 4: Simplify right side
1,600,177.76x = 2,265,274,083,321.19 - Step 5: Solve for x
x = 2,265,274,083,321.19/1,600,177.76 - Step 6: Final answer
x = 1,415,639.02
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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.