Finding the Fourth Proportional to 1,417,286.42, 2,125,966.50 and 406,367.54
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Solution
The fourth proportional to 1,417,286.42, 2,125,966.50 and 406,367.54 is: 609,561.88
Step by Step Solution
- Step 1: Write the proportion equation
1,417,286.42 : 2,125,966.50 = 406,367.54 : x - Step 2: Convert to fraction form
1,417,286.42/2,125,966.50 = 406,367.54/x - Step 3: Cross multiply
1,417,286.42x = 2,125,966.50 × 406,367.54 - Step 4: Simplify right side
1,417,286.42x = 863,923,766,097.58 - Step 5: Solve for x
x = 863,923,766,097.58/1,417,286.42 - Step 6: Final answer
x = 609,561.88
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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.