Finding the Fourth Proportional to 4,041,268.96, 5,576,939.76 and 2,230,420
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Solution
The fourth proportional to 4,041,268.96, 5,576,939.76 and 2,230,420 is: 3,077,973.31
Step by Step Solution
- Step 1: Write the proportion equation
4,041,268.96 : 5,576,939.76 = 2,230,420 : x - Step 2: Convert to fraction form
4,041,268.96/5,576,939.76 = 2,230,420/x - Step 3: Cross multiply
4,041,268.96x = 5,576,939.76 × 2,230,420 - Step 4: Simplify right side
4,041,268.96x = 12,438,917,979,499.20 - Step 5: Solve for x
x = 12,438,917,979,499.20/4,041,268.96 - Step 6: Final answer
x = 3,077,973.31
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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.