Finding the Fourth Proportional to 2,299,210.18, 3,172,910.97 and 1,332,900.70
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Solution
The fourth proportional to 2,299,210.18, 3,172,910.97 and 1,332,900.70 is: 1,839,403.50
Step by Step Solution
- Step 1: Write the proportion equation
2,299,210.18 : 3,172,910.97 = 1,332,900.70 : x - Step 2: Convert to fraction form
2,299,210.18/3,172,910.97 = 1,332,900.70/x - Step 3: Cross multiply
2,299,210.18x = 3,172,910.97 × 1,332,900.70 - Step 4: Simplify right side
2,299,210.18x = 4,229,175,252,950.68 - Step 5: Solve for x
x = 4,229,175,252,950.68/2,299,210.18 - Step 6: Final answer
x = 1,839,403.50
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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.