Finding the Fourth Proportional to 1,896,634.01, 2,620,302.14 and 1,590,235.31
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Solution
The fourth proportional to 1,896,634.01, 2,620,302.14 and 1,590,235.31 is: 2,196,995.82
Step by Step Solution
- Step 1: Write the proportion equation
1,896,634.01 : 2,620,302.14 = 1,590,235.31 : x - Step 2: Convert to fraction form
1,896,634.01/2,620,302.14 = 1,590,235.31/x - Step 3: Cross multiply
1,896,634.01x = 2,620,302.14 × 1,590,235.31 - Step 4: Simplify right side
1,896,634.01x = 4,166,896,985,896.56 - Step 5: Solve for x
x = 4,166,896,985,896.56/1,896,634.01 - Step 6: Final answer
x = 2,196,995.82
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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.