Finding the Fourth Proportional to 3,867,094.74, 5,336,742.06 and 2,645,961.42
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Solution
The fourth proportional to 3,867,094.74, 5,336,742.06 and 2,645,961.42 is: 3,651,530.30
Step by Step Solution
- Step 1: Write the proportion equation
3,867,094.74 : 5,336,742.06 = 2,645,961.42 : x - Step 2: Convert to fraction form
3,867,094.74/5,336,742.06 = 2,645,961.42/x - Step 3: Cross multiply
3,867,094.74x = 5,336,742.06 × 2,645,961.42 - Step 4: Simplify right side
3,867,094.74x = 14,120,813,599,251.32 - Step 5: Solve for x
x = 14,120,813,599,251.32/3,867,094.74 - Step 6: Final answer
x = 3,651,530.30
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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.