Finding the Fourth Proportional to 2,726,232.70, 4,081,475.85 and 1,663,350.70
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Solution
The fourth proportional to 2,726,232.70, 4,081,475.85 and 1,663,350.70 is: 2,490,222.39
Step by Step Solution
- Step 1: Write the proportion equation
2,726,232.70 : 4,081,475.85 = 1,663,350.70 : x - Step 2: Convert to fraction form
2,726,232.70/4,081,475.85 = 1,663,350.70/x - Step 3: Cross multiply
2,726,232.70x = 4,081,475.85 × 1,663,350.70 - Step 4: Simplify right side
2,726,232.70x = 6,788,925,712,130.60 - Step 5: Solve for x
x = 6,788,925,712,130.60/2,726,232.70 - Step 6: Final answer
x = 2,490,222.39
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1.5x scale
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.