Finding the Fourth Proportional to 1,184,049.12, 1,634,137.44 and 776,493.84
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Solution
The fourth proportional to 1,184,049.12, 1,634,137.44 and 776,493.84 is: 1,071,659.64
Step by Step Solution
- Step 1: Write the proportion equation
1,184,049.12 : 1,634,137.44 = 776,493.84 : x - Step 2: Convert to fraction form
1,184,049.12/1,634,137.44 = 776,493.84/x - Step 3: Cross multiply
1,184,049.12x = 1,634,137.44 × 776,493.84 - Step 4: Simplify right side
1,184,049.12x = 1,268,897,655,873.37 - Step 5: Solve for x
x = 1,268,897,655,873.37/1,184,049.12 - Step 6: Final answer
x = 1,071,659.64
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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.