Finding the Fourth Proportional to 1,532,651.38, 2,115,058.41 and 888,445.54
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Solution
The fourth proportional to 1,532,651.38, 2,115,058.41 and 888,445.54 is: 1,226,054.56
Step by Step Solution
- Step 1: Write the proportion equation
1,532,651.38 : 2,115,058.41 = 888,445.54 : x - Step 2: Convert to fraction form
1,532,651.38/2,115,058.41 = 888,445.54/x - Step 3: Cross multiply
1,532,651.38x = 2,115,058.41 × 888,445.54 - Step 4: Simplify right side
1,532,651.38x = 1,879,114,211,203.99 - Step 5: Solve for x
x = 1,879,114,211,203.99/1,532,651.38 - Step 6: Final answer
x = 1,226,054.56
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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.