Finding the Fourth Proportional to 2,632,726.68, 3,949,243.11 and 739,615.74
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Solution
The fourth proportional to 2,632,726.68, 3,949,243.11 and 739,615.74 is: 1,109,466.62
Step by Step Solution
- Step 1: Write the proportion equation
2,632,726.68 : 3,949,243.11 = 739,615.74 : x - Step 2: Convert to fraction form
2,632,726.68/3,949,243.11 = 739,615.74/x - Step 3: Cross multiply
2,632,726.68x = 3,949,243.11 × 739,615.74 - Step 4: Simplify right side
2,632,726.68x = 2,920,922,365,242.55 - Step 5: Solve for x
x = 2,920,922,365,242.55/2,632,726.68 - Step 6: Final answer
x = 1,109,466.62
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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.