Finding the Fourth Proportional to 5,608,108.70, 8,409,052.65 and 2,238,508.70
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Solution
The fourth proportional to 5,608,108.70, 8,409,052.65 and 2,238,508.70 is: 3,356,521.52
Step by Step Solution
- Step 1: Write the proportion equation
5,608,108.70 : 8,409,052.65 = 2,238,508.70 : x - Step 2: Convert to fraction form
5,608,108.70/8,409,052.65 = 2,238,508.70/x - Step 3: Cross multiply
5,608,108.70x = 8,409,052.65 × 2,238,508.70 - Step 4: Simplify right side
5,608,108.70x = 18,823,737,515,783.06 - Step 5: Solve for x
x = 18,823,737,515,783.06/5,608,108.70 - Step 6: Final answer
x = 3,356,521.52
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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.