Finding the Fourth Proportional to 2,268,010.24, 3,129,184.56 and 1,349,503.12
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Solution
The fourth proportional to 2,268,010.24, 3,129,184.56 and 1,349,503.12 is: 1,861,915.90
Step by Step Solution
- Step 1: Write the proportion equation
2,268,010.24 : 3,129,184.56 = 1,349,503.12 : x - Step 2: Convert to fraction form
2,268,010.24/3,129,184.56 = 1,349,503.12/x - Step 3: Cross multiply
2,268,010.24x = 3,129,184.56 × 1,349,503.12 - Step 4: Simplify right side
2,268,010.24x = 4,222,844,326,775.83 - Step 5: Solve for x
x = 4,222,844,326,775.83/2,268,010.24 - Step 6: Final answer
x = 1,861,915.90
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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.