Finding the Fourth Proportional to 1,135,890.74, 1,703,197.02 and 377,326.28
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Solution
The fourth proportional to 1,135,890.74, 1,703,197.02 and 377,326.28 is: 565,777.12
Step by Step Solution
- Step 1: Write the proportion equation
1,135,890.74 : 1,703,197.02 = 377,326.28 : x - Step 2: Convert to fraction form
1,135,890.74/1,703,197.02 = 377,326.28/x - Step 3: Cross multiply
1,135,890.74x = 1,703,197.02 × 377,326.28 - Step 4: Simplify right side
1,135,890.74x = 642,660,995,663.69 - Step 5: Solve for x
x = 642,660,995,663.69/1,135,890.74 - Step 6: Final answer
x = 565,777.12
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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.