Finding the Fourth Proportional to 3,457,886.36, 4,767,446.38 and 2,835,397.80
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Solution
The fourth proportional to 3,457,886.36, 4,767,446.38 and 2,835,397.80 is: 3,909,210.88
Step by Step Solution
- Step 1: Write the proportion equation
3,457,886.36 : 4,767,446.38 = 2,835,397.80 : x - Step 2: Convert to fraction form
3,457,886.36/4,767,446.38 = 2,835,397.80/x - Step 3: Cross multiply
3,457,886.36x = 4,767,446.38 × 2,835,397.80 - Step 4: Simplify right side
3,457,886.36x = 13,517,606,977,469.96 - Step 5: Solve for x
x = 13,517,606,977,469.96/3,457,886.36 - Step 6: Final answer
x = 3,909,210.88
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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.