Finding the Fourth Proportional to 2,862,848.22, 3,950,756.99 and 1,556,103.33
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Solution
The fourth proportional to 2,862,848.22, 3,950,756.99 and 1,556,103.33 is: 2,147,436.98
Step by Step Solution
- Step 1: Write the proportion equation
2,862,848.22 : 3,950,756.99 = 1,556,103.33 : x - Step 2: Convert to fraction form
2,862,848.22/3,950,756.99 = 1,556,103.33/x - Step 3: Cross multiply
2,862,848.22x = 3,950,756.99 × 1,556,103.33 - Step 4: Simplify right side
2,862,848.22x = 6,147,786,114,967.73 - Step 5: Solve for x
x = 6,147,786,114,967.73/2,862,848.22 - Step 6: Final answer
x = 2,147,436.98
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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.