Finding the Fourth Proportional to 4,513,519.56, 6,228,656.88 and 2,579,821.68
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Solution
The fourth proportional to 4,513,519.56, 6,228,656.88 and 2,579,821.68 is: 3,560,153.85
Step by Step Solution
- Step 1: Write the proportion equation
4,513,519.56 : 6,228,656.88 = 2,579,821.68 : x - Step 2: Convert to fraction form
4,513,519.56/6,228,656.88 = 2,579,821.68/x - Step 3: Cross multiply
4,513,519.56x = 6,228,656.88 × 2,579,821.68 - Step 4: Simplify right side
4,513,519.56x = 16,068,824,056,305.16 - Step 5: Solve for x
x = 16,068,824,056,305.16/4,513,519.56 - Step 6: Final answer
x = 3,560,153.85
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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.