Finding the Fourth Proportional to 2,579,031.36, 3,559,390.56 and 1,560,444.48
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Solution
The fourth proportional to 2,579,031.36, 3,559,390.56 and 1,560,444.48 is: 2,153,611.41
Step by Step Solution
- Step 1: Write the proportion equation
2,579,031.36 : 3,559,390.56 = 1,560,444.48 : x - Step 2: Convert to fraction form
2,579,031.36/3,559,390.56 = 1,560,444.48/x - Step 3: Cross multiply
2,579,031.36x = 3,559,390.56 × 1,560,444.48 - Step 4: Simplify right side
2,579,031.36x = 5,554,231,351,516.11 - Step 5: Solve for x
x = 5,554,231,351,516.11/2,579,031.36 - Step 6: Final answer
x = 2,153,611.41
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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.