Finding the Fourth Proportional to 2,351,242.68, 3,523,913.56 and 1,271,712.12
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Solution
The fourth proportional to 2,351,242.68, 3,523,913.56 and 1,271,712.12 is: 1,905,972.37
Step by Step Solution
- Step 1: Write the proportion equation
2,351,242.68 : 3,523,913.56 = 1,271,712.12 : x - Step 2: Convert to fraction form
2,351,242.68/3,523,913.56 = 1,271,712.12/x - Step 3: Cross multiply
2,351,242.68x = 3,523,913.56 × 1,271,712.12 - Step 4: Simplify right side
2,351,242.68x = 4,481,403,584,084.35 - Step 5: Solve for x
x = 4,481,403,584,084.35/2,351,242.68 - Step 6: Final answer
x = 1,905,972.37
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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.