Finding the Fourth Proportional to 1,166,134.41, 1,749,341.78 and 1,102,361.49
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Solution
The fourth proportional to 1,166,134.41, 1,749,341.78 and 1,102,361.49 is: 1,653,674.74
Step by Step Solution
- Step 1: Write the proportion equation
1,166,134.41 : 1,749,341.78 = 1,102,361.49 : x - Step 2: Convert to fraction form
1,166,134.41/1,749,341.78 = 1,102,361.49/x - Step 3: Cross multiply
1,166,134.41x = 1,749,341.78 × 1,102,361.49 - Step 4: Simplify right side
1,166,134.41x = 1,928,407,018,249.31 - Step 5: Solve for x
x = 1,928,407,018,249.31/1,166,134.41 - Step 6: Final answer
x = 1,653,674.74
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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.