Finding the Fourth Proportional to 2,332,976.26, 3,219,507.22 and 1,259,888.26
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Solution
The fourth proportional to 2,332,976.26, 3,219,507.22 and 1,259,888.26 is: 1,738,645.79
Step by Step Solution
- Step 1: Write the proportion equation
2,332,976.26 : 3,219,507.22 = 1,259,888.26 : x - Step 2: Convert to fraction form
2,332,976.26/3,219,507.22 = 1,259,888.26/x - Step 3: Cross multiply
2,332,976.26x = 3,219,507.22 × 1,259,888.26 - Step 4: Simplify right side
2,332,976.26x = 4,056,219,349,463.24 - Step 5: Solve for x
x = 4,056,219,349,463.24/2,332,976.26 - Step 6: Final answer
x = 1,738,645.79
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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.