Finding the Fourth Proportional to 1,508,803.25, 2,082,106.94 and 829,739.75
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Solution
The fourth proportional to 1,508,803.25, 2,082,106.94 and 829,739.75 is: 1,145,018.00
Step by Step Solution
- Step 1: Write the proportion equation
1,508,803.25 : 2,082,106.94 = 829,739.75 : x - Step 2: Convert to fraction form
1,508,803.25/2,082,106.94 = 829,739.75/x - Step 3: Cross multiply
1,508,803.25x = 2,082,106.94 × 829,739.75 - Step 4: Simplify right side
1,508,803.25x = 1,727,606,877,309.63 - Step 5: Solve for x
x = 1,727,606,877,309.63/1,508,803.25 - Step 6: Final answer
x = 1,145,018.00
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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.