Finding the Fourth Proportional to 2,268,504.79, 3,129,865.03 and 1,349,997.60
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Solution
The fourth proportional to 2,268,504.79, 3,129,865.03 and 1,349,997.60 is: 1,862,597.02
Step by Step Solution
- Step 1: Write the proportion equation
2,268,504.79 : 3,129,865.03 = 1,349,997.60 : x - Step 2: Convert to fraction form
2,268,504.79/3,129,865.03 = 1,349,997.60/x - Step 3: Cross multiply
2,268,504.79x = 3,129,865.03 × 1,349,997.60 - Step 4: Simplify right side
2,268,504.79x = 4,225,310,274,374.26 - Step 5: Solve for x
x = 4,225,310,274,374.26/2,268,504.79 - Step 6: Final answer
x = 1,862,597.02
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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.