Finding the Fourth Proportional to 3,611,554.43, 5,417,324.35 and 879,080.18
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Solution
The fourth proportional to 3,611,554.43, 5,417,324.35 and 879,080.18 is: 1,318,618.49
Step by Step Solution
- Step 1: Write the proportion equation
3,611,554.43 : 5,417,324.35 = 879,080.18 : x - Step 2: Convert to fraction form
3,611,554.43/5,417,324.35 = 879,080.18/x - Step 3: Cross multiply
3,611,554.43x = 5,417,324.35 × 879,080.18 - Step 4: Simplify right side
3,611,554.43x = 4,762,262,435,432.06 - Step 5: Solve for x
x = 4,762,262,435,432.06/3,611,554.43 - Step 6: Final answer
x = 1,318,618.49
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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.