Finding the Fourth Proportional to 3,540,895.80, 5,311,343.70 and 881,503.80
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Solution
The fourth proportional to 3,540,895.80, 5,311,343.70 and 881,503.80 is: 1,322,255.70
Step by Step Solution
- Step 1: Write the proportion equation
3,540,895.80 : 5,311,343.70 = 881,503.80 : x - Step 2: Convert to fraction form
3,540,895.80/5,311,343.70 = 881,503.80/x - Step 3: Cross multiply
3,540,895.80x = 5,311,343.70 × 881,503.80 - Step 4: Simplify right side
3,540,895.80x = 4,681,969,654,656.06 - Step 5: Solve for x
x = 4,681,969,654,656.06/3,540,895.80 - Step 6: Final answer
x = 1,322,255.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.