Finding the Fourth Proportional to 4,739,179.68, 6,540,099.84 and 2,903,641.44
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Solution
The fourth proportional to 4,739,179.68, 6,540,099.84 and 2,903,641.44 is: 4,007,044.72
Step by Step Solution
- Step 1: Write the proportion equation
4,739,179.68 : 6,540,099.84 = 2,903,641.44 : x - Step 2: Convert to fraction form
4,739,179.68/6,540,099.84 = 2,903,641.44/x - Step 3: Cross multiply
4,739,179.68x = 6,540,099.84 × 2,903,641.44 - Step 4: Simplify right side
4,739,179.68x = 18,990,104,917,161.37 - Step 5: Solve for x
x = 18,990,104,917,161.37/4,739,179.68 - Step 6: Final answer
x = 4,007,044.72
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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.