Finding the Fourth Proportional to 5,682,263.94, 7,841,395.35 and 3,103,956.18
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Solution
The fourth proportional to 5,682,263.94, 7,841,395.35 and 3,103,956.18 is: 4,283,389.12
Step by Step Solution
- Step 1: Write the proportion equation
5,682,263.94 : 7,841,395.35 = 3,103,956.18 : x - Step 2: Convert to fraction form
5,682,263.94/7,841,395.35 = 3,103,956.18/x - Step 3: Cross multiply
5,682,263.94x = 7,841,395.35 × 3,103,956.18 - Step 4: Simplify right side
5,682,263.94x = 24,339,347,556,455.76 - Step 5: Solve for x
x = 24,339,347,556,455.76/5,682,263.94 - Step 6: Final answer
x = 4,283,389.12
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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.