Finding the Fourth Proportional to 4,670,086.11, 6,444,440.97 and 2,709,812.40
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Solution
The fourth proportional to 4,670,086.11, 6,444,440.97 and 2,709,812.40 is: 3,739,379.88
Step by Step Solution
- Step 1: Write the proportion equation
4,670,086.11 : 6,444,440.97 = 2,709,812.40 : x - Step 2: Convert to fraction form
4,670,086.11/6,444,440.97 = 2,709,812.40/x - Step 3: Cross multiply
4,670,086.11x = 6,444,440.97 × 2,709,812.40 - Step 4: Simplify right side
4,670,086.11x = 17,463,226,051,574.03 - Step 5: Solve for x
x = 17,463,226,051,574.03/4,670,086.11 - Step 6: Final answer
x = 3,739,379.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.