Finding the Fourth Proportional to 2,436,193.81, 3,653,031.57 and 1,069,408.09
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Solution
The fourth proportional to 2,436,193.81, 3,653,031.57 and 1,069,408.09 is: 1,603,559.41
Step by Step Solution
- Step 1: Write the proportion equation
2,436,193.81 : 3,653,031.57 = 1,069,408.09 : x - Step 2: Convert to fraction form
2,436,193.81/3,653,031.57 = 1,069,408.09/x - Step 3: Cross multiply
2,436,193.81x = 3,653,031.57 × 1,069,408.09 - Step 4: Simplify right side
2,436,193.81x = 3,906,581,513,983.40 - Step 5: Solve for x
x = 3,906,581,513,983.40/2,436,193.81 - Step 6: Final answer
x = 1,603,559.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.