Finding the Fourth Proportional to 3,574,636.11, 5,361,907.40 and 878,984.63
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Solution
The fourth proportional to 3,574,636.11, 5,361,907.40 and 878,984.63 is: 1,318,465.44
Step by Step Solution
- Step 1: Write the proportion equation
3,574,636.11 : 5,361,907.40 = 878,984.63 : x - Step 2: Convert to fraction form
3,574,636.11/5,361,907.40 = 878,984.63/x - Step 3: Cross multiply
3,574,636.11x = 5,361,907.40 × 878,984.63 - Step 4: Simplify right side
3,574,636.11x = 4,713,034,189,226.44 - Step 5: Solve for x
x = 4,713,034,189,226.44/3,574,636.11 - Step 6: Final answer
x = 1,318,465.44
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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.