Finding the Fourth Proportional to 2,855,800.50, 4,283,630.48 and 696,840.68
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Solution
The fourth proportional to 2,855,800.50, 4,283,630.48 and 696,840.68 is: 1,045,243.87
Step by Step Solution
- Step 1: Write the proportion equation
2,855,800.50 : 4,283,630.48 = 696,840.68 : x - Step 2: Convert to fraction form
2,855,800.50/4,283,630.48 = 696,840.68/x - Step 3: Cross multiply
2,855,800.50x = 4,283,630.48 × 696,840.68 - Step 4: Simplify right side
2,855,800.50x = 2,985,007,976,551.93 - Step 5: Solve for x
x = 2,985,007,976,551.93/2,855,800.50 - Step 6: Final answer
x = 1,045,243.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.