Finding the Fourth Proportional to 2,770,613.80, 4,155,920.70 and 2,210,741.80
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Solution
The fourth proportional to 2,770,613.80, 4,155,920.70 and 2,210,741.80 is: 3,316,112.70
Step by Step Solution
- Step 1: Write the proportion equation
2,770,613.80 : 4,155,920.70 = 2,210,741.80 : x - Step 2: Convert to fraction form
2,770,613.80/4,155,920.70 = 2,210,741.80/x - Step 3: Cross multiply
2,770,613.80x = 4,155,920.70 × 2,210,741.80 - Step 4: Simplify right side
2,770,613.80x = 9,187,667,608,975.26 - Step 5: Solve for x
x = 9,187,667,608,975.26/2,770,613.80 - Step 6: Final answer
x = 3,316,112.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.