Finding the Fourth Proportional to 1,235,713.88, 1,853,212.74 and 371,114
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Solution
The fourth proportional to 1,235,713.88, 1,853,212.74 and 371,114 is: 556,563.46
Step by Step Solution
- Step 1: Write the proportion equation
1,235,713.88 : 1,853,212.74 = 371,114 : x - Step 2: Convert to fraction form
1,235,713.88/1,853,212.74 = 371,114/x - Step 3: Cross multiply
1,235,713.88x = 1,853,212.74 × 371,114 - Step 4: Simplify right side
1,235,713.88x = 687,753,192,792.36 - Step 5: Solve for x
x = 687,753,192,792.36/1,235,713.88 - Step 6: Final answer
x = 556,563.46
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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.