Finding the Fourth Proportional to 4,118,288.37, 5,681,315.70 and 2,591,237.49
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Solution
The fourth proportional to 4,118,288.37, 5,681,315.70 and 2,591,237.49 is: 3,574,698.25
Step by Step Solution
- Step 1: Write the proportion equation
4,118,288.37 : 5,681,315.70 = 2,591,237.49 : x - Step 2: Convert to fraction form
4,118,288.37/5,681,315.70 = 2,591,237.49/x - Step 3: Cross multiply
4,118,288.37x = 5,681,315.70 × 2,591,237.49 - Step 4: Simplify right side
4,118,288.37x = 14,721,638,234,365.60 - Step 5: Solve for x
x = 14,721,638,234,365.60/4,118,288.37 - Step 6: Final answer
x = 3,574,698.25
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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.