Finding the Fourth Proportional to 2,287,495.52, 3,431,403.12 and 939,726.08
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Solution
The fourth proportional to 2,287,495.52, 3,431,403.12 and 939,726.08 is: 1,409,654.78
Step by Step Solution
- Step 1: Write the proportion equation
2,287,495.52 : 3,431,403.12 = 939,726.08 : x - Step 2: Convert to fraction form
2,287,495.52/3,431,403.12 = 939,726.08/x - Step 3: Cross multiply
2,287,495.52x = 3,431,403.12 × 939,726.08 - Step 4: Simplify right side
2,287,495.52x = 3,224,579,002,857.37 - Step 5: Solve for x
x = 3,224,579,002,857.37/2,287,495.52 - Step 6: Final answer
x = 1,409,654.78
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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.