Finding the Fourth Proportional to 5,780,205.91, 8,671,525.49 and 2,185,892.47
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Solution
The fourth proportional to 5,780,205.91, 8,671,525.49 and 2,185,892.47 is: 3,279,298.79
Step by Step Solution
- Step 1: Write the proportion equation
5,780,205.91 : 8,671,525.49 = 2,185,892.47 : x - Step 2: Convert to fraction form
5,780,205.91/8,671,525.49 = 2,185,892.47/x - Step 3: Cross multiply
5,780,205.91x = 8,671,525.49 × 2,185,892.47 - Step 4: Simplify right side
5,780,205.91x = 18,955,022,272,004.06 - Step 5: Solve for x
x = 18,955,022,272,004.06/5,780,205.91 - Step 6: Final answer
x = 3,279,298.79
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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.