Finding the Fourth Proportional to 4,160,776.08, 5,741,373.70 and 2,299,940.21
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Solution
The fourth proportional to 4,160,776.08, 5,741,373.70 and 2,299,940.21 is: 3,173,642.61
Step by Step Solution
- Step 1: Write the proportion equation
4,160,776.08 : 5,741,373.70 = 2,299,940.21 : x - Step 2: Convert to fraction form
4,160,776.08/5,741,373.70 = 2,299,940.21/x - Step 3: Cross multiply
4,160,776.08x = 5,741,373.70 × 2,299,940.21 - Step 4: Simplify right side
4,160,776.08x = 13,204,816,233,266.48 - Step 5: Solve for x
x = 13,204,816,233,266.48/4,160,776.08 - Step 6: Final answer
x = 3,173,642.61
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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.