Finding the Fourth Proportional to 1,422,354.24, 2,133,474.26 and 783,923.58
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Solution
The fourth proportional to 1,422,354.24, 2,133,474.26 and 783,923.58 is: 1,175,853.90
Step by Step Solution
- Step 1: Write the proportion equation
1,422,354.24 : 2,133,474.26 = 783,923.58 : x - Step 2: Convert to fraction form
1,422,354.24/2,133,474.26 = 783,923.58/x - Step 3: Cross multiply
1,422,354.24x = 2,133,474.26 × 783,923.58 - Step 4: Simplify right side
1,422,354.24x = 1,672,480,775,817.43 - Step 5: Solve for x
x = 1,672,480,775,817.43/1,422,354.24 - Step 6: Final answer
x = 1,175,853.90
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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.