Finding the Fourth Proportional to 2,724,746.40, 4,079,246.40 and 2,646,014.40
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Solution
The fourth proportional to 2,724,746.40, 4,079,246.40 and 2,646,014.40 is: 3,961,375.90
Step by Step Solution
- Step 1: Write the proportion equation
2,724,746.40 : 4,079,246.40 = 2,646,014.40 : x - Step 2: Convert to fraction form
2,724,746.40/4,079,246.40 = 2,646,014.40/x - Step 3: Cross multiply
2,724,746.40x = 4,079,246.40 × 2,646,014.40 - Step 4: Simplify right side
2,724,746.40x = 10,793,744,715,548.16 - Step 5: Solve for x
x = 10,793,744,715,548.16/2,724,746.40 - Step 6: Final answer
x = 3,961,375.90
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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.