Finding the Fourth Proportional to 3,660,466.08, 5,051,745.81 and 2,029,385.28
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Solution
The fourth proportional to 3,660,466.08, 5,051,745.81 and 2,029,385.28 is: 2,800,719.46
Step by Step Solution
- Step 1: Write the proportion equation
3,660,466.08 : 5,051,745.81 = 2,029,385.28 : x - Step 2: Convert to fraction form
3,660,466.08/5,051,745.81 = 2,029,385.28/x - Step 3: Cross multiply
3,660,466.08x = 5,051,745.81 × 2,029,385.28 - Step 4: Simplify right side
3,660,466.08x = 10,251,938,585,115.68 - Step 5: Solve for x
x = 10,251,938,585,115.68/3,660,466.08 - Step 6: Final answer
x = 2,800,719.46
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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.