Finding the Fourth Proportional to 1,627,296.56, 2,441,108.84 and 429,301.68
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Solution
The fourth proportional to 1,627,296.56, 2,441,108.84 and 429,301.68 is: 643,995.79
Step by Step Solution
- Step 1: Write the proportion equation
1,627,296.56 : 2,441,108.84 = 429,301.68 : x - Step 2: Convert to fraction form
1,627,296.56/2,441,108.84 = 429,301.68/x - Step 3: Cross multiply
1,627,296.56x = 2,441,108.84 × 429,301.68 - Step 4: Simplify right side
1,627,296.56x = 1,047,972,126,074.85 - Step 5: Solve for x
x = 1,047,972,126,074.85/1,627,296.56 - Step 6: Final answer
x = 643,995.79
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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.