Finding the Fourth Proportional to 5,246,162.12, 7,869,523.98 and 1,652,208.98
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Solution
The fourth proportional to 5,246,162.12, 7,869,523.98 and 1,652,208.98 is: 2,478,401.90
Step by Step Solution
- Step 1: Write the proportion equation
5,246,162.12 : 7,869,523.98 = 1,652,208.98 : x - Step 2: Convert to fraction form
5,246,162.12/7,869,523.98 = 1,652,208.98/x - Step 3: Cross multiply
5,246,162.12x = 7,869,523.98 × 1,652,208.98 - Step 4: Simplify right side
5,246,162.12x = 13,002,098,188,081.34 - Step 5: Solve for x
x = 13,002,098,188,081.34/5,246,162.12 - Step 6: Final answer
x = 2,478,401.90
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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.