Finding the Fourth Proportional to 1,184,455.28, 1,634,749.27 and 668,355.49
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Solution
The fourth proportional to 1,184,455.28, 1,634,749.27 and 668,355.49 is: 922,443.98
Step by Step Solution
- Step 1: Write the proportion equation
1,184,455.28 : 1,634,749.27 = 668,355.49 : x - Step 2: Convert to fraction form
1,184,455.28/1,634,749.27 = 668,355.49/x - Step 3: Cross multiply
1,184,455.28x = 1,634,749.27 × 668,355.49 - Step 4: Simplify right side
1,184,455.28x = 1,092,593,642,514.26 - Step 5: Solve for x
x = 1,092,593,642,514.26/1,184,455.28 - Step 6: Final answer
x = 922,443.98
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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.