Finding the Fourth Proportional to 4,128,793.72, 6,195,219.54 and 1,855,924
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Solution
The fourth proportional to 4,128,793.72, 6,195,219.54 and 1,855,924 is: 2,784,798.03
Step by Step Solution
- Step 1: Write the proportion equation
4,128,793.72 : 6,195,219.54 = 1,855,924 : x - Step 2: Convert to fraction form
4,128,793.72/6,195,219.54 = 1,855,924/x - Step 3: Cross multiply
4,128,793.72x = 6,195,219.54 × 1,855,924 - Step 4: Simplify right side
4,128,793.72x = 11,497,856,629,554.96 - Step 5: Solve for x
x = 11,497,856,629,554.96/4,128,793.72 - Step 6: Final answer
x = 2,784,798.03
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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.