Finding the Fourth Proportional to 5,946,935.40, 8,920,742.22 and 1,686,768.84
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Solution
The fourth proportional to 5,946,935.40, 8,920,742.22 and 1,686,768.84 is: 2,530,249.45
Step by Step Solution
- Step 1: Write the proportion equation
5,946,935.40 : 8,920,742.22 = 1,686,768.84 : x - Step 2: Convert to fraction form
5,946,935.40/8,920,742.22 = 1,686,768.84/x - Step 3: Cross multiply
5,946,935.40x = 8,920,742.22 × 1,686,768.84 - Step 4: Simplify right side
5,946,935.40x = 15,047,230,006,368.43 - Step 5: Solve for x
x = 15,047,230,006,368.43/5,946,935.40 - Step 6: Final answer
x = 2,530,249.45
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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.