Finding the Fourth Proportional to 4,078,421.24, 5,628,092.45 and 2,242,873.84
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Solution
The fourth proportional to 4,078,421.24, 5,628,092.45 and 2,242,873.84 is: 3,095,095.05
Step by Step Solution
- Step 1: Write the proportion equation
4,078,421.24 : 5,628,092.45 = 2,242,873.84 : x - Step 2: Convert to fraction form
4,078,421.24/5,628,092.45 = 2,242,873.84/x - Step 3: Cross multiply
4,078,421.24x = 5,628,092.45 × 2,242,873.84 - Step 4: Simplify right side
4,078,421.24x = 12,623,101,358,676.36 - Step 5: Solve for x
x = 12,623,101,358,676.36/4,078,421.24 - Step 6: Final answer
x = 3,095,095.05
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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.