Finding the Fourth Proportional to 4,520,548.07, 6,235,871.61 and 2,863,660.83
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Solution
The fourth proportional to 4,520,548.07, 6,235,871.61 and 2,863,660.83 is: 3,950,277.93
Step by Step Solution
- Step 1: Write the proportion equation
4,520,548.07 : 6,235,871.61 = 2,863,660.83 : x - Step 2: Convert to fraction form
4,520,548.07/6,235,871.61 = 2,863,660.83/x - Step 3: Cross multiply
4,520,548.07x = 6,235,871.61 × 2,863,660.83 - Step 4: Simplify right side
4,520,548.07x = 17,857,421,257,820.24 - Step 5: Solve for x
x = 17,857,421,257,820.24/4,520,548.07 - Step 6: Final answer
x = 3,950,277.93
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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.