Finding the Fourth Proportional to 4,744,219.24, 7,116,305.15 and 1,149,986.34
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Solution
The fourth proportional to 4,744,219.24, 7,116,305.15 and 1,149,986.34 is: 1,724,973.76
Step by Step Solution
- Step 1: Write the proportion equation
4,744,219.24 : 7,116,305.15 = 1,149,986.34 : x - Step 2: Convert to fraction form
4,744,219.24/7,116,305.15 = 1,149,986.34/x - Step 3: Cross multiply
4,744,219.24x = 7,116,305.15 × 1,149,986.34 - Step 4: Simplify right side
4,744,219.24x = 8,183,653,713,771.65 - Step 5: Solve for x
x = 8,183,653,713,771.65/4,744,219.24 - Step 6: Final answer
x = 1,724,973.76
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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.