Finding the Fourth Proportional to 4,889,341.44, 6,746,964 and 2,956,667.76
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Solution
The fourth proportional to 4,889,341.44, 6,746,964 and 2,956,667.76 is: 4,080,003.65
Step by Step Solution
- Step 1: Write the proportion equation
4,889,341.44 : 6,746,964 = 2,956,667.76 : x - Step 2: Convert to fraction form
4,889,341.44/6,746,964 = 2,956,667.76/x - Step 3: Cross multiply
4,889,341.44x = 6,746,964 × 2,956,667.76 - Step 4: Simplify right side
4,889,341.44x = 19,948,530,936,680.64 - Step 5: Solve for x
x = 19,948,530,936,680.64/4,889,341.44 - Step 6: Final answer
x = 4,080,003.65
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1.5x scale
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.