Finding the Fourth Proportional to 1,674,772.18, 2,311,237.29 and 949,650.10
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Solution
The fourth proportional to 1,674,772.18, 2,311,237.29 and 949,650.10 is: 1,310,546.44
Step by Step Solution
- Step 1: Write the proportion equation
1,674,772.18 : 2,311,237.29 = 949,650.10 : x - Step 2: Convert to fraction form
1,674,772.18/2,311,237.29 = 949,650.10/x - Step 3: Cross multiply
1,674,772.18x = 2,311,237.29 × 949,650.10 - Step 4: Simplify right side
1,674,772.18x = 2,194,866,723,572.23 - Step 5: Solve for x
x = 2,194,866,723,572.23/1,674,772.18 - Step 6: Final answer
x = 1,310,546.44
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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.