Finding the Fourth Proportional to 2,273,811.75, 3,137,866.29 and 1,255,216.50
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Solution
The fourth proportional to 2,273,811.75, 3,137,866.29 and 1,255,216.50 is: 1,732,202.12
Step by Step Solution
- Step 1: Write the proportion equation
2,273,811.75 : 3,137,866.29 = 1,255,216.50 : x - Step 2: Convert to fraction form
2,273,811.75/3,137,866.29 = 1,255,216.50/x - Step 3: Cross multiply
2,273,811.75x = 3,137,866.29 × 1,255,216.50 - Step 4: Simplify right side
2,273,811.75x = 3,938,701,542,001.79 - Step 5: Solve for x
x = 3,938,701,542,001.79/2,273,811.75 - Step 6: Final answer
x = 1,732,202.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.