Finding the Fourth Proportional to 3,291,785.34, 4,542,670.40 and 1,841,504.99
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Solution
The fourth proportional to 3,291,785.34, 4,542,670.40 and 1,841,504.99 is: 2,541,280.60
Step by Step Solution
- Step 1: Write the proportion equation
3,291,785.34 : 4,542,670.40 = 1,841,504.99 : x - Step 2: Convert to fraction form
3,291,785.34/4,542,670.40 = 1,841,504.99/x - Step 3: Cross multiply
3,291,785.34x = 4,542,670.40 × 1,841,504.99 - Step 4: Simplify right side
3,291,785.34x = 8,365,350,209,525.30 - Step 5: Solve for x
x = 8,365,350,209,525.30/3,291,785.34 - Step 6: Final answer
x = 2,541,280.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.