Finding the Fourth Proportional to 4,225,778.66, 6,338,777.18 and 1,151,794.77
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Solution
The fourth proportional to 4,225,778.66, 6,338,777.18 and 1,151,794.77 is: 1,727,721.92
Step by Step Solution
- Step 1: Write the proportion equation
4,225,778.66 : 6,338,777.18 = 1,151,794.77 : x - Step 2: Convert to fraction form
4,225,778.66/6,338,777.18 = 1,151,794.77/x - Step 3: Cross multiply
4,225,778.66x = 6,338,777.18 × 1,151,794.77 - Step 4: Simplify right side
4,225,778.66x = 7,300,970,398,360.38 - Step 5: Solve for x
x = 7,300,970,398,360.38/4,225,778.66 - Step 6: Final answer
x = 1,727,721.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.