Finding the Fourth Proportional to 1,155,727.42, 1,733,160.11 and 397,354.19
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Solution
The fourth proportional to 1,155,727.42, 1,733,160.11 and 397,354.19 is: 595,883.09
Step by Step Solution
- Step 1: Write the proportion equation
1,155,727.42 : 1,733,160.11 = 397,354.19 : x - Step 2: Convert to fraction form
1,155,727.42/1,733,160.11 = 397,354.19/x - Step 3: Cross multiply
1,155,727.42x = 1,733,160.11 × 397,354.19 - Step 4: Simplify right side
1,155,727.42x = 688,678,420,996.79 - Step 5: Solve for x
x = 688,678,420,996.79/1,155,727.42 - Step 6: Final answer
x = 595,883.09
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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.