Finding the Fourth Proportional to 5,651,630.40, 7,799,014.47 and 3,204,406.84
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Solution
The fourth proportional to 5,651,630.40, 7,799,014.47 and 3,204,406.84 is: 4,421,947.92
Step by Step Solution
- Step 1: Write the proportion equation
5,651,630.40 : 7,799,014.47 = 3,204,406.84 : x - Step 2: Convert to fraction form
5,651,630.40/7,799,014.47 = 3,204,406.84/x - Step 3: Cross multiply
5,651,630.40x = 7,799,014.47 × 3,204,406.84 - Step 4: Simplify right side
5,651,630.40x = 24,991,215,312,926.97 - Step 5: Solve for x
x = 24,991,215,312,926.97/5,651,630.40 - Step 6: Final answer
x = 4,421,947.92
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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.