Finding the Fourth Proportional to 3,070,689.76, 4,235,357.76 and 2,662,060.96
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Solution
The fourth proportional to 3,070,689.76, 4,235,357.76 and 2,662,060.96 is: 3,671,741.99
Step by Step Solution
- Step 1: Write the proportion equation
3,070,689.76 : 4,235,357.76 = 2,662,060.96 : x - Step 2: Convert to fraction form
3,070,689.76/4,235,357.76 = 2,662,060.96/x - Step 3: Cross multiply
3,070,689.76x = 4,235,357.76 × 2,662,060.96 - Step 4: Simplify right side
3,070,689.76x = 11,274,780,544,529.05 - Step 5: Solve for x
x = 11,274,780,544,529.05/3,070,689.76 - Step 6: Final answer
x = 3,671,741.99
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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.