Finding the Fourth Proportional to 2,213,983.36, 3,055,302.59 and 1,283,871.41
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Solution
The fourth proportional to 2,213,983.36, 3,055,302.59 and 1,283,871.41 is: 1,771,745.76
Step by Step Solution
- Step 1: Write the proportion equation
2,213,983.36 : 3,055,302.59 = 1,283,871.41 : x - Step 2: Convert to fraction form
2,213,983.36/3,055,302.59 = 1,283,871.41/x - Step 3: Cross multiply
2,213,983.36x = 3,055,302.59 × 1,283,871.41 - Step 4: Simplify right side
2,213,983.36x = 3,922,615,622,504.08 - Step 5: Solve for x
x = 3,922,615,622,504.08/2,213,983.36 - Step 6: Final answer
x = 1,771,745.76
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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.