Finding the Fourth Proportional to 3,019,071.12, 4,528,652.76 and 775,159.44
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Solution
The fourth proportional to 3,019,071.12, 4,528,652.76 and 775,159.44 is: 1,162,750.99
Step by Step Solution
- Step 1: Write the proportion equation
3,019,071.12 : 4,528,652.76 = 775,159.44 : x - Step 2: Convert to fraction form
3,019,071.12/4,528,652.76 = 775,159.44/x - Step 3: Cross multiply
3,019,071.12x = 4,528,652.76 × 775,159.44 - Step 4: Simplify right side
3,019,071.12x = 3,510,427,937,396.05 - Step 5: Solve for x
x = 3,510,427,937,396.05/3,019,071.12 - Step 6: Final answer
x = 1,162,750.99
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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.