Finding the Fourth Proportional to 4,693,814.76, 6,477,240.36 and 2,882,628.84
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Solution
The fourth proportional to 4,693,814.76, 6,477,240.36 and 2,882,628.84 is: 3,977,890.23
Step by Step Solution
- Step 1: Write the proportion equation
4,693,814.76 : 6,477,240.36 = 2,882,628.84 : x - Step 2: Convert to fraction form
4,693,814.76/6,477,240.36 = 2,882,628.84/x - Step 3: Cross multiply
4,693,814.76x = 6,477,240.36 × 2,882,628.84 - Step 4: Simplify right side
4,693,814.76x = 18,671,479,865,347.98 - Step 5: Solve for x
x = 18,671,479,865,347.98/4,693,814.76 - Step 6: Final answer
x = 3,977,890.23
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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.