Finding the Fourth Proportional to 2,605,135.99, 3,593,765.07 and 1,777,588.86
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Solution
The fourth proportional to 2,605,135.99, 3,593,765.07 and 1,777,588.86 is: 2,452,170.17
Step by Step Solution
- Step 1: Write the proportion equation
2,605,135.99 : 3,593,765.07 = 1,777,588.86 : x - Step 2: Convert to fraction form
2,605,135.99/3,593,765.07 = 1,777,588.86/x - Step 3: Cross multiply
2,605,135.99x = 3,593,765.07 × 1,777,588.86 - Step 4: Simplify right side
2,605,135.99x = 6,388,236,753,889.12 - Step 5: Solve for x
x = 6,388,236,753,889.12/2,605,135.99 - Step 6: Final answer
x = 2,452,170.17
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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.