Finding the Fourth Proportional to 1,621,181.24, 2,237,345.94 and 896,013.36
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Solution
The fourth proportional to 1,621,181.24, 2,237,345.94 and 896,013.36 is: 1,236,562.45
Step by Step Solution
- Step 1: Write the proportion equation
1,621,181.24 : 2,237,345.94 = 896,013.36 : x - Step 2: Convert to fraction form
1,621,181.24/2,237,345.94 = 896,013.36/x - Step 3: Cross multiply
1,621,181.24x = 2,237,345.94 × 896,013.36 - Step 4: Simplify right side
1,621,181.24x = 2,004,691,853,181.76 - Step 5: Solve for x
x = 2,004,691,853,181.76/1,621,181.24 - Step 6: Final answer
x = 1,236,562.45
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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.