Finding the Fourth Proportional to 4,113,173.16, 5,676,175.35 and 2,277,631.35
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Solution
The fourth proportional to 4,113,173.16, 5,676,175.35 and 2,277,631.35 is: 3,143,129.26
Step by Step Solution
- Step 1: Write the proportion equation
4,113,173.16 : 5,676,175.35 = 2,277,631.35 : x - Step 2: Convert to fraction form
4,113,173.16/5,676,175.35 = 2,277,631.35/x - Step 3: Cross multiply
4,113,173.16x = 5,676,175.35 × 2,277,631.35 - Step 4: Simplify right side
4,113,173.16x = 12,928,234,925,257.22 - Step 5: Solve for x
x = 12,928,234,925,257.22/4,113,173.16 - Step 6: Final answer
x = 3,143,129.26
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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.