Finding the Fourth Proportional to 1,914,855.28, 2,872,355.82 and 716,651.44
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Solution
The fourth proportional to 1,914,855.28, 2,872,355.82 and 716,651.44 is: 1,075,004.44
Step by Step Solution
- Step 1: Write the proportion equation
1,914,855.28 : 2,872,355.82 = 716,651.44 : x - Step 2: Convert to fraction form
1,914,855.28/2,872,355.82 = 716,651.44/x - Step 3: Cross multiply
1,914,855.28x = 2,872,355.82 × 716,651.44 - Step 4: Simplify right side
1,914,855.28x = 2,058,477,934,595.38 - Step 5: Solve for x
x = 2,058,477,934,595.38/1,914,855.28 - Step 6: Final answer
x = 1,075,004.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.