Finding the Fourth Proportional to 4,319,822.92, 5,960,844.66 and 2,385,968.20
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Solution
The fourth proportional to 4,319,822.92, 5,960,844.66 and 2,385,968.20 is: 3,292,353.89
Step by Step Solution
- Step 1: Write the proportion equation
4,319,822.92 : 5,960,844.66 = 2,385,968.20 : x - Step 2: Convert to fraction form
4,319,822.92/5,960,844.66 = 2,385,968.20/x - Step 3: Cross multiply
4,319,822.92x = 5,960,844.66 × 2,385,968.20 - Step 4: Simplify right side
4,319,822.92x = 14,222,385,803,899.81 - Step 5: Solve for x
x = 14,222,385,803,899.81/4,319,822.92 - Step 6: Final answer
x = 3,292,353.89
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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.