Finding the Fourth Proportional to 2,135,738.97, 3,202,427.48 and 1,623,587.31
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Solution
The fourth proportional to 2,135,738.97, 3,202,427.48 and 1,623,587.31 is: 2,434,483.18
Step by Step Solution
- Step 1: Write the proportion equation
2,135,738.97 : 3,202,427.48 = 1,623,587.31 : x - Step 2: Convert to fraction form
2,135,738.97/3,202,427.48 = 1,623,587.31/x - Step 3: Cross multiply
2,135,738.97x = 3,202,427.48 × 1,623,587.31 - Step 4: Simplify right side
2,135,738.97x = 5,199,420,609,605.34 - Step 5: Solve for x
x = 5,199,420,609,605.34/2,135,738.97 - Step 6: Final answer
x = 2,434,483.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.