Finding the Fourth Proportional to 1,674,551.18, 2,310,810.87 and 949,447.91
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Solution
The fourth proportional to 1,674,551.18, 2,310,810.87 and 949,447.91 is: 1,310,198.56
Step by Step Solution
- Step 1: Write the proportion equation
1,674,551.18 : 2,310,810.87 = 949,447.91 : x - Step 2: Convert to fraction form
1,674,551.18/2,310,810.87 = 949,447.91/x - Step 3: Cross multiply
1,674,551.18x = 2,310,810.87 × 949,447.91 - Step 4: Simplify right side
1,674,551.18x = 2,193,994,539,372.73 - Step 5: Solve for x
x = 2,193,994,539,372.73/1,674,551.18 - Step 6: Final answer
x = 1,310,198.56
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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.