Finding the Fourth Proportional to 3,884,134.50, 5,826,201.75 and 1,224,742.50
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Solution
The fourth proportional to 3,884,134.50, 5,826,201.75 and 1,224,742.50 is: 1,837,113.75
Step by Step Solution
- Step 1: Write the proportion equation
3,884,134.50 : 5,826,201.75 = 1,224,742.50 : x - Step 2: Convert to fraction form
3,884,134.50/5,826,201.75 = 1,224,742.50/x - Step 3: Cross multiply
3,884,134.50x = 5,826,201.75 × 1,224,742.50 - Step 4: Simplify right side
3,884,134.50x = 7,135,596,896,799.38 - Step 5: Solve for x
x = 7,135,596,896,799.38/3,884,134.50 - Step 6: Final answer
x = 1,837,113.75
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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.