Finding the Fourth Proportional to 3,095,745.42, 4,272,235.56 and 1,719,112.18
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Solution
The fourth proportional to 3,095,745.42, 4,272,235.56 and 1,719,112.18 is: 2,372,434.16
Step by Step Solution
- Step 1: Write the proportion equation
3,095,745.42 : 4,272,235.56 = 1,719,112.18 : x - Step 2: Convert to fraction form
3,095,745.42/4,272,235.56 = 1,719,112.18/x - Step 3: Cross multiply
3,095,745.42x = 4,272,235.56 × 1,719,112.18 - Step 4: Simplify right side
3,095,745.42x = 7,344,452,187,025.12 - Step 5: Solve for x
x = 7,344,452,187,025.12/3,095,745.42 - Step 6: Final answer
x = 2,372,434.16
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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.