Finding the Fourth Proportional to 3,847,160.21, 5,742,327.84 and 3,393,304.25
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Solution
The fourth proportional to 3,847,160.21, 5,742,327.84 and 3,393,304.25 is: 5,064,895.76
Step by Step Solution
- Step 1: Write the proportion equation
3,847,160.21 : 5,742,327.84 = 3,393,304.25 : x - Step 2: Convert to fraction form
3,847,160.21/5,742,327.84 = 3,393,304.25/x - Step 3: Cross multiply
3,847,160.21x = 5,742,327.84 × 3,393,304.25 - Step 4: Simplify right side
3,847,160.21x = 19,485,465,422,928.79 - Step 5: Solve for x
x = 19,485,465,422,928.79/3,847,160.21 - Step 6: Final answer
x = 5,064,895.76
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.