Finding the Fourth Proportional to 1,489,717.93, 2,234,597.70 and 424,760.41
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Solution
The fourth proportional to 1,489,717.93, 2,234,597.70 and 424,760.41 is: 637,146.55
Step by Step Solution
- Step 1: Write the proportion equation
1,489,717.93 : 2,234,597.70 = 424,760.41 : x - Step 2: Convert to fraction form
1,489,717.93/2,234,597.70 = 424,760.41/x - Step 3: Cross multiply
1,489,717.93x = 2,234,597.70 × 424,760.41 - Step 4: Simplify right side
1,489,717.93x = 949,168,635,237.06 - Step 5: Solve for x
x = 949,168,635,237.06/1,489,717.93 - Step 6: Final answer
x = 637,146.55
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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.