Finding the Fourth Proportional to 1,135,731.14, 1,703,228.17 and 377,368.99
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Solution
The fourth proportional to 1,135,731.14, 1,703,228.17 and 377,368.99 is: 565,931.02
Step by Step Solution
- Step 1: Write the proportion equation
1,135,731.14 : 1,703,228.17 = 377,368.99 : x - Step 2: Convert to fraction form
1,135,731.14/1,703,228.17 = 377,368.99/x - Step 3: Cross multiply
1,135,731.14x = 1,703,228.17 × 377,368.99 - Step 4: Simplify right side
1,135,731.14x = 642,745,486,101.25 - Step 5: Solve for x
x = 642,745,486,101.25/1,135,731.14 - Step 6: Final answer
x = 565,931.02
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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.