Finding the Fourth Proportional to 1,050,627.94, 1,449,318.21 and 663,304.08
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Solution
The fourth proportional to 1,050,627.94, 1,449,318.21 and 663,304.08 is: 915,013.44
Step by Step Solution
- Step 1: Write the proportion equation
1,050,627.94 : 1,449,318.21 = 663,304.08 : x - Step 2: Convert to fraction form
1,050,627.94/1,449,318.21 = 663,304.08/x - Step 3: Cross multiply
1,050,627.94x = 1,449,318.21 × 663,304.08 - Step 4: Simplify right side
1,050,627.94x = 961,338,684,858.85 - Step 5: Solve for x
x = 961,338,684,858.85/1,050,627.94 - Step 6: Final answer
x = 915,013.44
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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.