Finding the Fourth Proportional to 2,374,248.98, 3,276,474.98 and 1,286,522.57
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Solution
The fourth proportional to 2,374,248.98, 3,276,474.98 and 1,286,522.57 is: 1,775,407.32
Step by Step Solution
- Step 1: Write the proportion equation
2,374,248.98 : 3,276,474.98 = 1,286,522.57 : x - Step 2: Convert to fraction form
2,374,248.98/3,276,474.98 = 1,286,522.57/x - Step 3: Cross multiply
2,374,248.98x = 3,276,474.98 × 1,286,522.57 - Step 4: Simplify right side
2,374,248.98x = 4,215,259,011,138.26 - Step 5: Solve for x
x = 4,215,259,011,138.26/2,374,248.98 - Step 6: Final answer
x = 1,775,407.32
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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.