Finding the Fourth Proportional to 5,717,288.70, 8,574,623.28 and 3,412,432.08
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Solution
The fourth proportional to 5,717,288.70, 8,574,623.28 and 3,412,432.08 is: 5,117,866.37
Step by Step Solution
- Step 1: Write the proportion equation
5,717,288.70 : 8,574,623.28 = 3,412,432.08 : x - Step 2: Convert to fraction form
5,717,288.70/8,574,623.28 = 3,412,432.08/x - Step 3: Cross multiply
5,717,288.70x = 8,574,623.28 × 3,412,432.08 - Step 4: Simplify right side
5,717,288.70x = 29,260,319,554,586.82 - Step 5: Solve for x
x = 29,260,319,554,586.82/5,717,288.70 - Step 6: Final answer
x = 5,117,866.37
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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.