Finding the Fourth Proportional to 2,677,890.24, 3,693,865.68 and 1,589,444.64
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Solution
The fourth proportional to 2,677,890.24, 3,693,865.68 and 1,589,444.64 is: 2,192,470.37
Step by Step Solution
- Step 1: Write the proportion equation
2,677,890.24 : 3,693,865.68 = 1,589,444.64 : x - Step 2: Convert to fraction form
2,677,890.24/3,693,865.68 = 1,589,444.64/x - Step 3: Cross multiply
2,677,890.24x = 3,693,865.68 × 1,589,444.64 - Step 4: Simplify right side
2,677,890.24x = 5,871,195,005,955.96 - Step 5: Solve for x
x = 5,871,195,005,955.96/2,677,890.24 - Step 6: Final answer
x = 2,192,470.37
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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.