Finding the Fourth Proportional to 2,811,701.70, 4,217,115.15 and 789,747.30
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Solution
The fourth proportional to 2,811,701.70, 4,217,115.15 and 789,747.30 is: 1,184,498.09
Step by Step Solution
- Step 1: Write the proportion equation
2,811,701.70 : 4,217,115.15 = 789,747.30 : x - Step 2: Convert to fraction form
2,811,701.70/4,217,115.15 = 789,747.30/x - Step 3: Cross multiply
2,811,701.70x = 4,217,115.15 × 789,747.30 - Step 4: Simplify right side
2,811,701.70x = 3,330,455,303,501.60 - Step 5: Solve for x
x = 3,330,455,303,501.60/2,811,701.70 - Step 6: Final answer
x = 1,184,498.09
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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.