Finding the Fourth Proportional to 5,193,984.05, 7,791,367.68 and 1,550,426.10
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Solution
The fourth proportional to 5,193,984.05, 7,791,367.68 and 1,550,426.10 is: 2,325,756.05
Step by Step Solution
- Step 1: Write the proportion equation
5,193,984.05 : 7,791,367.68 = 1,550,426.10 : x - Step 2: Convert to fraction form
5,193,984.05/7,791,367.68 = 1,550,426.10/x - Step 3: Cross multiply
5,193,984.05x = 7,791,367.68 × 1,550,426.10 - Step 4: Simplify right side
5,193,984.05x = 12,079,939,805,768.45 - Step 5: Solve for x
x = 12,079,939,805,768.45/5,193,984.05 - Step 6: Final answer
x = 2,325,756.05
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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.