Finding the Fourth Proportional to 2,990,516.83, 4,126,860.57 and 1,701,329.74
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Solution
The fourth proportional to 2,990,516.83, 4,126,860.57 and 1,701,329.74 is: 2,347,805.09
Step by Step Solution
- Step 1: Write the proportion equation
2,990,516.83 : 4,126,860.57 = 1,701,329.74 : x - Step 2: Convert to fraction form
2,990,516.83/4,126,860.57 = 1,701,329.74/x - Step 3: Cross multiply
2,990,516.83x = 4,126,860.57 × 1,701,329.74 - Step 4: Simplify right side
2,990,516.83x = 7,021,150,620,574.35 - Step 5: Solve for x
x = 7,021,150,620,574.35/2,990,516.83 - Step 6: Final answer
x = 2,347,805.09
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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.