Finding the Fourth Proportional to 4,436,876.91, 6,122,890.59 and 2,399,686.41
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Solution
The fourth proportional to 4,436,876.91, 6,122,890.59 and 2,399,686.41 is: 3,311,567.49
Step by Step Solution
- Step 1: Write the proportion equation
4,436,876.91 : 6,122,890.59 = 2,399,686.41 : x - Step 2: Convert to fraction form
4,436,876.91/6,122,890.59 = 2,399,686.41/x - Step 3: Cross multiply
4,436,876.91x = 6,122,890.59 × 2,399,686.41 - Step 4: Simplify right side
4,436,876.91x = 14,693,017,338,739.88 - Step 5: Solve for x
x = 14,693,017,338,739.88/4,436,876.91 - Step 6: Final answer
x = 3,311,567.49
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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.