Finding the Fourth Proportional to 2,268,720, 3,130,899.48 and 1,250,190.36
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Solution
The fourth proportional to 2,268,720, 3,130,899.48 and 1,250,190.36 is: 1,725,299.00
Step by Step Solution
- Step 1: Write the proportion equation
2,268,720 : 3,130,899.48 = 1,250,190.36 : x - Step 2: Convert to fraction form
2,268,720/3,130,899.48 = 1,250,190.36/x - Step 3: Cross multiply
2,268,720x = 3,130,899.48 × 1,250,190.36 - Step 4: Simplify right side
2,268,720x = 3,914,220,348,025.01 - Step 5: Solve for x
x = 3,914,220,348,025.01/2,268,720 - Step 6: Final answer
x = 1,725,299.00
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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.