Finding the Fourth Proportional to 4,266,573.20, 6,407,232.60 and 2,275,917.20
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Solution
The fourth proportional to 4,266,573.20, 6,407,232.60 and 2,275,917.20 is: 3,417,808.67
Step by Step Solution
- Step 1: Write the proportion equation
4,266,573.20 : 6,407,232.60 = 2,275,917.20 : x - Step 2: Convert to fraction form
4,266,573.20/6,407,232.60 = 2,275,917.20/x - Step 3: Cross multiply
4,266,573.20x = 6,407,232.60 × 2,275,917.20 - Step 4: Simplify right side
4,266,573.20x = 14,582,330,878,740.72 - Step 5: Solve for x
x = 14,582,330,878,740.72/4,266,573.20 - Step 6: Final answer
x = 3,417,808.67
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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.