Finding the Fourth Proportional to 2,012,861.35, 2,777,770.70 and 1,095,095.71
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Solution
The fourth proportional to 2,012,861.35, 2,777,770.70 and 1,095,095.71 is: 1,511,244.07
Step by Step Solution
- Step 1: Write the proportion equation
2,012,861.35 : 2,777,770.70 = 1,095,095.71 : x - Step 2: Convert to fraction form
2,012,861.35/2,777,770.70 = 1,095,095.71/x - Step 3: Cross multiply
2,012,861.35x = 2,777,770.70 × 1,095,095.71 - Step 4: Simplify right side
2,012,861.35x = 3,041,924,776,933.70 - Step 5: Solve for x
x = 3,041,924,776,933.70/2,012,861.35 - Step 6: Final answer
x = 1,511,244.07
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1.5x scale
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.