Finding the Fourth Proportional to 4,399,246.20, 6,604,774.20 and 2,808,859.80
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Solution
The fourth proportional to 4,399,246.20, 6,604,774.20 and 2,808,859.80 is: 4,217,059.90
Step by Step Solution
- Step 1: Write the proportion equation
4,399,246.20 : 6,604,774.20 = 2,808,859.80 : x - Step 2: Convert to fraction form
4,399,246.20/6,604,774.20 = 2,808,859.80/x - Step 3: Cross multiply
4,399,246.20x = 6,604,774.20 × 2,808,859.80 - Step 4: Simplify right side
4,399,246.20x = 18,551,884,738,457.16 - Step 5: Solve for x
x = 18,551,884,738,457.16/4,399,246.20 - Step 6: Final answer
x = 4,217,059.90
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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.