Finding the Fourth Proportional to 3,434,537.44, 4,739,424.06 and 1,906,524.28
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Solution
The fourth proportional to 3,434,537.44, 4,739,424.06 and 1,906,524.28 is: 2,630,871.61
Step by Step Solution
- Step 1: Write the proportion equation
3,434,537.44 : 4,739,424.06 = 1,906,524.28 : x - Step 2: Convert to fraction form
3,434,537.44/4,739,424.06 = 1,906,524.28/x - Step 3: Cross multiply
3,434,537.44x = 4,739,424.06 × 1,906,524.28 - Step 4: Simplify right side
3,434,537.44x = 9,035,827,043,606.18 - Step 5: Solve for x
x = 9,035,827,043,606.18/3,434,537.44 - Step 6: Final answer
x = 2,630,871.61
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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.