Finding the Fourth Proportional to 2,202,259.24, 3,035,900.82 and 1,556,540.20
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Solution
The fourth proportional to 2,202,259.24, 3,035,900.82 and 1,556,540.20 is: 2,145,751.77
Step by Step Solution
- Step 1: Write the proportion equation
2,202,259.24 : 3,035,900.82 = 1,556,540.20 : x - Step 2: Convert to fraction form
2,202,259.24/3,035,900.82 = 1,556,540.20/x - Step 3: Cross multiply
2,202,259.24x = 3,035,900.82 × 1,556,540.20 - Step 4: Simplify right side
2,202,259.24x = 4,725,501,669,542.96 - Step 5: Solve for x
x = 4,725,501,669,542.96/2,202,259.24 - Step 6: Final answer
x = 2,145,751.77
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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.