Finding the Fourth Proportional to 1,456,132.70, 2,183,680.65 and 657,796.70
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Solution
The fourth proportional to 1,456,132.70, 2,183,680.65 and 657,796.70 is: 986,460.87
Step by Step Solution
- Step 1: Write the proportion equation
1,456,132.70 : 2,183,680.65 = 657,796.70 : x - Step 2: Convert to fraction form
1,456,132.70/2,183,680.65 = 657,796.70/x - Step 3: Cross multiply
1,456,132.70x = 2,183,680.65 × 657,796.70 - Step 4: Simplify right side
1,456,132.70x = 1,436,417,925,423.85 - Step 5: Solve for x
x = 1,436,417,925,423.85/1,456,132.70 - Step 6: Final answer
x = 986,460.87
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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.