Finding the Fourth Proportional to 1,135,351.92, 1,566,774.18 and 619,104.54
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Solution
The fourth proportional to 1,135,351.92, 1,566,774.18 and 619,104.54 is: 854,358.01
Step by Step Solution
- Step 1: Write the proportion equation
1,135,351.92 : 1,566,774.18 = 619,104.54 : x - Step 2: Convert to fraction form
1,135,351.92/1,566,774.18 = 619,104.54/x - Step 3: Cross multiply
1,135,351.92x = 1,566,774.18 × 619,104.54 - Step 4: Simplify right side
1,135,351.92x = 969,997,007,992.78 - Step 5: Solve for x
x = 969,997,007,992.78/1,135,351.92 - Step 6: Final answer
x = 854,358.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.