Finding the Fourth Proportional to 3,539,259.77, 4,883,970.03 and 1,969,349.81
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Solution
The fourth proportional to 3,539,259.77, 4,883,970.03 and 1,969,349.81 is: 2,717,586.75
Step by Step Solution
- Step 1: Write the proportion equation
3,539,259.77 : 4,883,970.03 = 1,969,349.81 : x - Step 2: Convert to fraction form
3,539,259.77/4,883,970.03 = 1,969,349.81/x - Step 3: Cross multiply
3,539,259.77x = 4,883,970.03 × 1,969,349.81 - Step 4: Simplify right side
3,539,259.77x = 9,618,245,446,293.61 - Step 5: Solve for x
x = 9,618,245,446,293.61/3,539,259.77 - Step 6: Final answer
x = 2,717,586.75
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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.