Finding the Fourth Proportional to 2,236,730.10, 3,351,777.39 and 1,642,851.06
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Solution
The fourth proportional to 2,236,730.10, 3,351,777.39 and 1,642,851.06 is: 2,461,839.74
Step by Step Solution
- Step 1: Write the proportion equation
2,236,730.10 : 3,351,777.39 = 1,642,851.06 : x - Step 2: Convert to fraction form
2,236,730.10/3,351,777.39 = 1,642,851.06/x - Step 3: Cross multiply
2,236,730.10x = 3,351,777.39 × 1,642,851.06 - Step 4: Simplify right side
2,236,730.10x = 5,506,471,038,045.53 - Step 5: Solve for x
x = 5,506,471,038,045.53/2,236,730.10 - Step 6: Final answer
x = 2,461,839.74
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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.