Finding the Fourth Proportional to 3,462,518.97, 5,217,412.66 and 2,845,260.09
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Solution
The fourth proportional to 3,462,518.97, 5,217,412.66 and 2,845,260.09 is: 4,287,311.10
Step by Step Solution
- Step 1: Write the proportion equation
3,462,518.97 : 5,217,412.66 = 2,845,260.09 : x - Step 2: Convert to fraction form
3,462,518.97/5,217,412.66 = 2,845,260.09/x - Step 3: Cross multiply
3,462,518.97x = 5,217,412.66 × 2,845,260.09 - Step 4: Simplify right side
3,462,518.97x = 14,844,896,007,445.59 - Step 5: Solve for x
x = 14,844,896,007,445.59/3,462,518.97 - Step 6: Final answer
x = 4,287,311.10
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.