Finding the Fourth Proportional to 941,484.10, 1,412,226.15 and 864,069.70
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Solution
The fourth proportional to 941,484.10, 1,412,226.15 and 864,069.70 is: 1,296,104.55
Step by Step Solution
- Step 1: Write the proportion equation
941,484.10 : 1,412,226.15 = 864,069.70 : x - Step 2: Convert to fraction form
941,484.10/1,412,226.15 = 864,069.70/x - Step 3: Cross multiply
941,484.10x = 1,412,226.15 × 864,069.70 - Step 4: Simplify right side
941,484.10x = 1,220,261,825,762.65 - Step 5: Solve for x
x = 1,220,261,825,762.65/941,484.10 - Step 6: Final answer
x = 1,296,104.55
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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.