Finding the Fourth Proportional to 1,053,597.75, 1,579,756.66 and 413,134.18
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Solution
The fourth proportional to 1,053,597.75, 1,579,756.66 and 413,134.18 is: 619,450.32
Step by Step Solution
- Step 1: Write the proportion equation
1,053,597.75 : 1,579,756.66 = 413,134.18 : x - Step 2: Convert to fraction form
1,053,597.75/1,579,756.66 = 413,134.18/x - Step 3: Cross multiply
1,053,597.75x = 1,579,756.66 × 413,134.18 - Step 4: Simplify right side
1,053,597.75x = 652,651,467,346.41 - Step 5: Solve for x
x = 652,651,467,346.41/1,053,597.75 - Step 6: Final answer
x = 619,450.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.