Finding the Fourth Proportional to 2,964,814.92, 4,091,415.77 and 1,658,052.09
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Solution
The fourth proportional to 2,964,814.92, 4,091,415.77 and 1,658,052.09 is: 2,288,095.77
Step by Step Solution
- Step 1: Write the proportion equation
2,964,814.92 : 4,091,415.77 = 1,658,052.09 : x - Step 2: Convert to fraction form
2,964,814.92/4,091,415.77 = 1,658,052.09/x - Step 3: Cross multiply
2,964,814.92x = 4,091,415.77 × 1,658,052.09 - Step 4: Simplify right side
2,964,814.92x = 6,783,780,482,881.13 - Step 5: Solve for x
x = 6,783,780,482,881.13/2,964,814.92 - Step 6: Final answer
x = 2,288,095.77
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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.