Finding the Fourth Proportional to 3,953,363.12, 5,930,524.52 and 1,113,475.28
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Solution
The fourth proportional to 3,953,363.12, 5,930,524.52 and 1,113,475.28 is: 1,670,348.07
Step by Step Solution
- Step 1: Write the proportion equation
3,953,363.12 : 5,930,524.52 = 1,113,475.28 : x - Step 2: Convert to fraction form
3,953,363.12/5,930,524.52 = 1,113,475.28/x - Step 3: Cross multiply
3,953,363.12x = 5,930,524.52 × 1,113,475.28 - Step 4: Simplify right side
3,953,363.12x = 6,603,492,450,453.87 - Step 5: Solve for x
x = 6,603,492,450,453.87/3,953,363.12 - Step 6: Final answer
x = 1,670,348.07
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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.