Finding the Fourth Proportional to 1,449,393.92, 2,000,348.08 and 876,438.24
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Solution
The fourth proportional to 1,449,393.92, 2,000,348.08 and 876,438.24 is: 1,209,596.32
Step by Step Solution
- Step 1: Write the proportion equation
1,449,393.92 : 2,000,348.08 = 876,438.24 : x - Step 2: Convert to fraction form
1,449,393.92/2,000,348.08 = 876,438.24/x - Step 3: Cross multiply
1,449,393.92x = 2,000,348.08 × 876,438.24 - Step 4: Simplify right side
1,449,393.92x = 1,753,181,550,622.58 - Step 5: Solve for x
x = 1,753,181,550,622.58/1,449,393.92 - Step 6: Final answer
x = 1,209,596.32
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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.