Finding the Fourth Proportional to 1,699,179.20, 2,344,849.26 and 935,216.36
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Solution
The fourth proportional to 1,699,179.20, 2,344,849.26 and 935,216.36 is: 1,290,588.65
Step by Step Solution
- Step 1: Write the proportion equation
1,699,179.20 : 2,344,849.26 = 935,216.36 : x - Step 2: Convert to fraction form
1,699,179.20/2,344,849.26 = 935,216.36/x - Step 3: Cross multiply
1,699,179.20x = 2,344,849.26 × 935,216.36 - Step 4: Simplify right side
1,699,179.20x = 2,192,941,389,685.89 - Step 5: Solve for x
x = 2,192,941,389,685.89/1,699,179.20 - Step 6: Final answer
x = 1,290,588.65
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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.