Finding the Fourth Proportional to 2,150,208.32, 2,967,409.84 and 1,232,590.08
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Solution
The fourth proportional to 2,150,208.32, 2,967,409.84 and 1,232,590.08 is: 1,701,044.45
Step by Step Solution
- Step 1: Write the proportion equation
2,150,208.32 : 2,967,409.84 = 1,232,590.08 : x - Step 2: Convert to fraction form
2,150,208.32/2,967,409.84 = 1,232,590.08/x - Step 3: Cross multiply
2,150,208.32x = 2,967,409.84 × 1,232,590.08 - Step 4: Simplify right side
2,150,208.32x = 3,657,599,932,078.39 - Step 5: Solve for x
x = 3,657,599,932,078.39/2,150,208.32 - Step 6: Final answer
x = 1,701,044.45
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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.