Finding the Fourth Proportional to 4,237,606.26, 5,847,867.63 and 2,303,866.80
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Solution
The fourth proportional to 4,237,606.26, 5,847,867.63 and 2,303,866.80 is: 3,179,320.41
Step by Step Solution
- Step 1: Write the proportion equation
4,237,606.26 : 5,847,867.63 = 2,303,866.80 : x - Step 2: Convert to fraction form
4,237,606.26/5,847,867.63 = 2,303,866.80/x - Step 3: Cross multiply
4,237,606.26x = 5,847,867.63 × 2,303,866.80 - Step 4: Simplify right side
4,237,606.26x = 13,472,708,083,551.68 - Step 5: Solve for x
x = 13,472,708,083,551.68/4,237,606.26 - Step 6: Final answer
x = 3,179,320.41
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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.