Finding the Fourth Proportional to 3,199,741.38, 4,415,684.99 and 1,749,438.50
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Solution
The fourth proportional to 3,199,741.38, 4,415,684.99 and 1,749,438.50 is: 2,414,248.02
Step by Step Solution
- Step 1: Write the proportion equation
3,199,741.38 : 4,415,684.99 = 1,749,438.50 : x - Step 2: Convert to fraction form
3,199,741.38/4,415,684.99 = 1,749,438.50/x - Step 3: Cross multiply
3,199,741.38x = 4,415,684.99 × 1,749,438.50 - Step 4: Simplify right side
3,199,741.38x = 7,724,969,294,552.50 - Step 5: Solve for x
x = 7,724,969,294,552.50/3,199,741.38 - Step 6: Final answer
x = 2,414,248.02
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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.