Finding the Fourth Proportional to 3,807,908.91, 5,255,687.88 and 2,584,608.66
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Solution
The fourth proportional to 3,807,908.91, 5,255,687.88 and 2,584,608.66 is: 3,567,285.02
Step by Step Solution
- Step 1: Write the proportion equation
3,807,908.91 : 5,255,687.88 = 2,584,608.66 : x - Step 2: Convert to fraction form
3,807,908.91/5,255,687.88 = 2,584,608.66/x - Step 3: Cross multiply
3,807,908.91x = 5,255,687.88 × 2,584,608.66 - Step 4: Simplify right side
3,807,908.91x = 13,583,896,408,905.04 - Step 5: Solve for x
x = 13,583,896,408,905.04/3,807,908.91 - Step 6: Final answer
x = 3,567,285.02
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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.