Finding the Fourth Proportional to 2,523,408.95, 3,482,259.53 and 1,435,657.12
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Solution
The fourth proportional to 2,523,408.95, 3,482,259.53 and 1,435,657.12 is: 1,981,181.32
Step by Step Solution
- Step 1: Write the proportion equation
2,523,408.95 : 3,482,259.53 = 1,435,657.12 : x - Step 2: Convert to fraction form
2,523,408.95/3,482,259.53 = 1,435,657.12/x - Step 3: Cross multiply
2,523,408.95x = 3,482,259.53 × 1,435,657.12 - Step 4: Simplify right side
2,523,408.95x = 4,999,330,672,048.42 - Step 5: Solve for x
x = 4,999,330,672,048.42/2,523,408.95 - Step 6: Final answer
x = 1,981,181.32
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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.