Finding the Fourth Proportional to 4,258,786.70, 5,876,904.83 and 2,423,207.84
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Solution
The fourth proportional to 4,258,786.70, 5,876,904.83 and 2,423,207.84 is: 3,343,901.17
Step by Step Solution
- Step 1: Write the proportion equation
4,258,786.70 : 5,876,904.83 = 2,423,207.84 : x - Step 2: Convert to fraction form
4,258,786.70/5,876,904.83 = 2,423,207.84/x - Step 3: Cross multiply
4,258,786.70x = 5,876,904.83 × 2,423,207.84 - Step 4: Simplify right side
4,258,786.70x = 14,240,961,817,489.30 - Step 5: Solve for x
x = 14,240,961,817,489.30/4,258,786.70 - Step 6: Final answer
x = 3,343,901.17
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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.