Finding the Fourth Proportional to 3,731,277.34, 5,149,102.38 and 2,099,683.75
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Solution
The fourth proportional to 3,731,277.34, 5,149,102.38 and 2,099,683.75 is: 2,897,529.61
Step by Step Solution
- Step 1: Write the proportion equation
3,731,277.34 : 5,149,102.38 = 2,099,683.75 : x - Step 2: Convert to fraction form
3,731,277.34/5,149,102.38 = 2,099,683.75/x - Step 3: Cross multiply
3,731,277.34x = 5,149,102.38 × 2,099,683.75 - Step 4: Simplify right side
3,731,277.34x = 10,811,486,594,372.32 - Step 5: Solve for x
x = 10,811,486,594,372.32/3,731,277.34 - Step 6: Final answer
x = 2,897,529.61
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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.