Finding the Fourth Proportional to 1,793,346.18, 2,678,589.92 and 1,622,304.76
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Solution
The fourth proportional to 1,793,346.18, 2,678,589.92 and 1,622,304.76 is: 2,423,117.87
Step by Step Solution
- Step 1: Write the proportion equation
1,793,346.18 : 2,678,589.92 = 1,622,304.76 : x - Step 2: Convert to fraction form
1,793,346.18/2,678,589.92 = 1,622,304.76/x - Step 3: Cross multiply
1,793,346.18x = 2,678,589.92 × 1,622,304.76 - Step 4: Simplify right side
1,793,346.18x = 4,345,489,177,304.02 - Step 5: Solve for x
x = 4,345,489,177,304.02/1,793,346.18 - Step 6: Final answer
x = 2,423,117.87
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.