Finding the Fourth Proportional to 1,488,975.06, 2,232,560.58 and 668,163.14
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Solution
The fourth proportional to 1,488,975.06, 2,232,560.58 and 668,163.14 is: 1,001,839.94
Step by Step Solution
- Step 1: Write the proportion equation
1,488,975.06 : 2,232,560.58 = 668,163.14 : x - Step 2: Convert to fraction form
1,488,975.06/2,232,560.58 = 668,163.14/x - Step 3: Cross multiply
1,488,975.06x = 2,232,560.58 × 668,163.14 - Step 4: Simplify right side
1,488,975.06x = 1,491,714,687,373.02 - Step 5: Solve for x
x = 1,491,714,687,373.02/1,488,975.06 - Step 6: Final answer
x = 1,001,839.94
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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.