Finding the Fourth Proportional to 1,621,186.24, 2,237,352.84 and 896,018.36
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Solution
The fourth proportional to 1,621,186.24, 2,237,352.84 and 896,018.36 is: 1,236,569.35
Step by Step Solution
- Step 1: Write the proportion equation
1,621,186.24 : 2,237,352.84 = 896,018.36 : x - Step 2: Convert to fraction form
1,621,186.24/2,237,352.84 = 896,018.36/x - Step 3: Cross multiply
1,621,186.24x = 2,237,352.84 × 896,018.36 - Step 4: Simplify right side
1,621,186.24x = 2,004,709,222,438.14 - Step 5: Solve for x
x = 2,004,709,222,438.14/1,621,186.24 - Step 6: Final answer
x = 1,236,569.35
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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.