Finding the Fourth Proportional to 3,597,855.77, 4,965,053.76 and 1,966,262.65
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Solution
The fourth proportional to 3,597,855.77, 4,965,053.76 and 1,966,262.65 is: 2,713,449.45
Step by Step Solution
- Step 1: Write the proportion equation
3,597,855.77 : 4,965,053.76 = 1,966,262.65 : x - Step 2: Convert to fraction form
3,597,855.77/4,965,053.76 = 1,966,262.65/x - Step 3: Cross multiply
3,597,855.77x = 4,965,053.76 × 1,966,262.65 - Step 4: Simplify right side
3,597,855.77x = 9,762,599,751,117.43 - Step 5: Solve for x
x = 9,762,599,751,117.43/3,597,855.77 - Step 6: Final answer
x = 2,713,449.45
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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.