Finding the Fourth Proportional to 3,246,608.99, 4,870,577.69 and 1,116,416.45
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Solution
The fourth proportional to 3,246,608.99, 4,870,577.69 and 1,116,416.45 is: 1,674,853.07
Step by Step Solution
- Step 1: Write the proportion equation
3,246,608.99 : 4,870,577.69 = 1,116,416.45 : x - Step 2: Convert to fraction form
3,246,608.99/4,870,577.69 = 1,116,416.45/x - Step 3: Cross multiply
3,246,608.99x = 4,870,577.69 × 1,116,416.45 - Step 4: Simplify right side
3,246,608.99x = 5,437,593,024,184.03 - Step 5: Solve for x
x = 5,437,593,024,184.03/3,246,608.99 - Step 6: Final answer
x = 1,674,853.07
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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.