Finding the Fourth Proportional to 1,135,151.91, 1,703,181.51 and 461,285.96
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Solution
The fourth proportional to 1,135,151.91, 1,703,181.51 and 461,285.96 is: 692,113.28
Step by Step Solution
- Step 1: Write the proportion equation
1,135,151.91 : 1,703,181.51 = 461,285.96 : x - Step 2: Convert to fraction form
1,135,151.91/1,703,181.51 = 461,285.96/x - Step 3: Cross multiply
1,135,151.91x = 1,703,181.51 × 461,285.96 - Step 4: Simplify right side
1,135,151.91x = 785,653,709,378.69 - Step 5: Solve for x
x = 785,653,709,378.69/1,135,151.91 - Step 6: Final answer
x = 692,113.28
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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.