Finding the Fourth Proportional to 2,552,433.21, 3,522,381.45 and 1,406,554.56
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Solution
The fourth proportional to 2,552,433.21, 3,522,381.45 and 1,406,554.56 is: 1,941,058.31
Step by Step Solution
- Step 1: Write the proportion equation
2,552,433.21 : 3,522,381.45 = 1,406,554.56 : x - Step 2: Convert to fraction form
2,552,433.21/3,522,381.45 = 1,406,554.56/x - Step 3: Cross multiply
2,552,433.21x = 3,522,381.45 × 1,406,554.56 - Step 4: Simplify right side
2,552,433.21x = 4,954,421,690,556.91 - Step 5: Solve for x
x = 4,954,421,690,556.91/2,552,433.21 - Step 6: Final answer
x = 1,941,058.31
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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.