Finding the Fourth Proportional to 3,799,485.36, 5,243,132.34 and 2,080,576.26
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Solution
The fourth proportional to 3,799,485.36, 5,243,132.34 and 2,080,576.26 is: 2,871,109.02
Step by Step Solution
- Step 1: Write the proportion equation
3,799,485.36 : 5,243,132.34 = 2,080,576.26 : x - Step 2: Convert to fraction form
3,799,485.36/5,243,132.34 = 2,080,576.26/x - Step 3: Cross multiply
3,799,485.36x = 5,243,132.34 × 2,080,576.26 - Step 4: Simplify right side
3,799,485.36x = 10,908,736,674,642.25 - Step 5: Solve for x
x = 10,908,736,674,642.25/3,799,485.36 - Step 6: Final answer
x = 2,871,109.02
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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.