Finding the Fourth Proportional to 2,576,773.12, 3,863,649.84 and 1,724,815.12
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Solution
The fourth proportional to 2,576,773.12, 3,863,649.84 and 1,724,815.12 is: 2,586,212.04
Step by Step Solution
- Step 1: Write the proportion equation
2,576,773.12 : 3,863,649.84 = 1,724,815.12 : x - Step 2: Convert to fraction form
2,576,773.12/3,863,649.84 = 1,724,815.12/x - Step 3: Cross multiply
2,576,773.12x = 3,863,649.84 × 1,724,815.12 - Step 4: Simplify right side
2,576,773.12x = 6,664,081,662,417.58 - Step 5: Solve for x
x = 6,664,081,662,417.58/2,576,773.12 - Step 6: Final answer
x = 2,586,212.04
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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.