Finding the Fourth Proportional to 3,065,163.24, 4,230,056.49 and 1,707,036.24
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Solution
The fourth proportional to 3,065,163.24, 4,230,056.49 and 1,707,036.24 is: 2,355,783.09
Step by Step Solution
- Step 1: Write the proportion equation
3,065,163.24 : 4,230,056.49 = 1,707,036.24 : x - Step 2: Convert to fraction form
3,065,163.24/4,230,056.49 = 1,707,036.24/x - Step 3: Cross multiply
3,065,163.24x = 4,230,056.49 × 1,707,036.24 - Step 4: Simplify right side
3,065,163.24x = 7,220,859,725,677.20 - Step 5: Solve for x
x = 7,220,859,725,677.20/3,065,163.24 - Step 6: Final answer
x = 2,355,783.09
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1.5x scale
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.