Finding the Fourth Proportional to 3,438,250.36, 5,157,369.90 and 913,905.64
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Solution
The fourth proportional to 3,438,250.36, 5,157,369.90 and 913,905.64 is: 1,370,856.96
Step by Step Solution
- Step 1: Write the proportion equation
3,438,250.36 : 5,157,369.90 = 913,905.64 : x - Step 2: Convert to fraction form
3,438,250.36/5,157,369.90 = 913,905.64/x - Step 3: Cross multiply
3,438,250.36x = 5,157,369.90 × 913,905.64 - Step 4: Simplify right side
3,438,250.36x = 4,713,349,439,176.24 - Step 5: Solve for x
x = 4,713,349,439,176.24/3,438,250.36 - Step 6: Final answer
x = 1,370,856.96
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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.