Finding the Fourth Proportional to 2,354,232.12, 3,248,615.58 and 1,321,503.24
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Solution
The fourth proportional to 2,354,232.12, 3,248,615.58 and 1,321,503.24 is: 1,823,548.31
Step by Step Solution
- Step 1: Write the proportion equation
2,354,232.12 : 3,248,615.58 = 1,321,503.24 : x - Step 2: Convert to fraction form
2,354,232.12/3,248,615.58 = 1,321,503.24/x - Step 3: Cross multiply
2,354,232.12x = 3,248,615.58 × 1,321,503.24 - Step 4: Simplify right side
2,354,232.12x = 4,293,056,014,484.48 - Step 5: Solve for x
x = 4,293,056,014,484.48/2,354,232.12 - Step 6: Final answer
x = 1,823,548.31
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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.