Finding the Fourth Proportional to 3,210,473.34, 4,816,207.35 and 1,080,391.23
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Solution
The fourth proportional to 3,210,473.34, 4,816,207.35 and 1,080,391.23 is: 1,620,754.21
Step by Step Solution
- Step 1: Write the proportion equation
3,210,473.34 : 4,816,207.35 = 1,080,391.23 : x - Step 2: Convert to fraction form
3,210,473.34/4,816,207.35 = 1,080,391.23/x - Step 3: Cross multiply
3,210,473.34x = 4,816,207.35 × 1,080,391.23 - Step 4: Simplify right side
3,210,473.34x = 5,203,388,182,801.54 - Step 5: Solve for x
x = 5,203,388,182,801.54/3,210,473.34 - Step 6: Final answer
x = 1,620,754.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.