Finding the Fourth Proportional to 1,208,516.84, 1,811,905.50 and 568,462.76
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Solution
The fourth proportional to 1,208,516.84, 1,811,905.50 and 568,462.76 is: 852,285.02
Step by Step Solution
- Step 1: Write the proportion equation
1,208,516.84 : 1,811,905.50 = 568,462.76 : x - Step 2: Convert to fraction form
1,208,516.84/1,811,905.50 = 568,462.76/x - Step 3: Cross multiply
1,208,516.84x = 1,811,905.50 × 568,462.76 - Step 4: Simplify right side
1,208,516.84x = 1,030,000,801,389.18 - Step 5: Solve for x
x = 1,030,000,801,389.18/1,208,516.84 - Step 6: Final answer
x = 852,285.02
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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.