Finding the Fourth Proportional to 1,868,347.36, 2,578,327.24 and 1,052,560.84
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Solution
The fourth proportional to 1,868,347.36, 2,578,327.24 and 1,052,560.84 is: 1,452,538.40
Step by Step Solution
- Step 1: Write the proportion equation
1,868,347.36 : 2,578,327.24 = 1,052,560.84 : x - Step 2: Convert to fraction form
1,868,347.36/2,578,327.24 = 1,052,560.84/x - Step 3: Cross multiply
1,868,347.36x = 2,578,327.24 × 1,052,560.84 - Step 4: Simplify right side
1,868,347.36x = 2,713,846,285,529.28 - Step 5: Solve for x
x = 2,713,846,285,529.28/1,868,347.36 - Step 6: Final answer
x = 1,452,538.40
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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.