Finding the Fourth Proportional to 4,543,198.21, 6,814,856.67 and 1,510,564.07
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Solution
The fourth proportional to 4,543,198.21, 6,814,856.67 and 1,510,564.07 is: 2,265,865.84
Step by Step Solution
- Step 1: Write the proportion equation
4,543,198.21 : 6,814,856.67 = 1,510,564.07 : x - Step 2: Convert to fraction form
4,543,198.21/6,814,856.67 = 1,510,564.07/x - Step 3: Cross multiply
4,543,198.21x = 6,814,856.67 × 1,510,564.07 - Step 4: Simplify right side
4,543,198.21x = 10,294,277,605,200.09 - Step 5: Solve for x
x = 10,294,277,605,200.09/4,543,198.21 - Step 6: Final answer
x = 2,265,865.84
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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.