Finding the Fourth Proportional to 4,275,896.04, 6,413,042.16 and 2,145,408.12
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Solution
The fourth proportional to 4,275,896.04, 6,413,042.16 and 2,145,408.12 is: 3,217,709.83
Step by Step Solution
- Step 1: Write the proportion equation
4,275,896.04 : 6,413,042.16 = 2,145,408.12 : x - Step 2: Convert to fraction form
4,275,896.04/6,413,042.16 = 2,145,408.12/x - Step 3: Cross multiply
4,275,896.04x = 6,413,042.16 × 2,145,408.12 - Step 4: Simplify right side
4,275,896.04x = 13,758,592,723,966.34 - Step 5: Solve for x
x = 13,758,592,723,966.34/4,275,896.04 - Step 6: Final answer
x = 3,217,709.83
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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.