Finding the Fourth Proportional to 1,442,260.10, 2,163,744.40 and 495,644.42
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Solution
The fourth proportional to 1,442,260.10, 2,163,744.40 and 495,644.42 is: 743,588.37
Step by Step Solution
- Step 1: Write the proportion equation
1,442,260.10 : 2,163,744.40 = 495,644.42 : x - Step 2: Convert to fraction form
1,442,260.10/2,163,744.40 = 495,644.42/x - Step 3: Cross multiply
1,442,260.10x = 2,163,744.40 × 495,644.42 - Step 4: Simplify right side
1,442,260.10x = 1,072,447,838,166.25 - Step 5: Solve for x
x = 1,072,447,838,166.25/1,442,260.10 - Step 6: Final answer
x = 743,588.37
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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.