Finding the Fourth Proportional to 4,551,865.44, 6,826,871.37 and 1,672,242.54
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Solution
The fourth proportional to 4,551,865.44, 6,826,871.37 and 1,672,242.54 is: 2,508,023.33
Step by Step Solution
- Step 1: Write the proportion equation
4,551,865.44 : 6,826,871.37 = 1,672,242.54 : x - Step 2: Convert to fraction form
4,551,865.44/6,826,871.37 = 1,672,242.54/x - Step 3: Cross multiply
4,551,865.44x = 6,826,871.37 × 1,672,242.54 - Step 4: Simplify right side
4,551,865.44x = 11,416,184,720,022.08 - Step 5: Solve for x
x = 11,416,184,720,022.08/4,551,865.44 - Step 6: Final answer
x = 2,508,023.33
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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.