Finding the Fourth Proportional to 1,964,709.01, 2,710,305.97 and 1,148,379.36
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Solution
The fourth proportional to 1,964,709.01, 2,710,305.97 and 1,148,379.36 is: 1,584,183.42
Step by Step Solution
- Step 1: Write the proportion equation
1,964,709.01 : 2,710,305.97 = 1,148,379.36 : x - Step 2: Convert to fraction form
1,964,709.01/2,710,305.97 = 1,148,379.36/x - Step 3: Cross multiply
1,964,709.01x = 2,710,305.97 × 1,148,379.36 - Step 4: Simplify right side
1,964,709.01x = 3,112,459,435,232.78 - Step 5: Solve for x
x = 3,112,459,435,232.78/1,964,709.01 - Step 6: Final answer
x = 1,584,183.42
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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.