Finding the Fourth Proportional to 2,756,766.14, 4,135,408.52 and 811,495.98
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Solution
The fourth proportional to 2,756,766.14, 4,135,408.52 and 811,495.98 is: 1,217,320.30
Step by Step Solution
- Step 1: Write the proportion equation
2,756,766.14 : 4,135,408.52 = 811,495.98 : x - Step 2: Convert to fraction form
2,756,766.14/4,135,408.52 = 811,495.98/x - Step 3: Cross multiply
2,756,766.14x = 4,135,408.52 × 811,495.98 - Step 4: Simplify right side
2,756,766.14x = 3,355,867,385,580.27 - Step 5: Solve for x
x = 3,355,867,385,580.27/2,756,766.14 - Step 6: Final answer
x = 1,217,320.30
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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.