Finding the Fourth Proportional to 2,648,318.98, 3,972,515.38 and 755,060.42
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Solution
The fourth proportional to 2,648,318.98, 3,972,515.38 and 755,060.42 is: 1,132,601.15
Step by Step Solution
- Step 1: Write the proportion equation
2,648,318.98 : 3,972,515.38 = 755,060.42 : x - Step 2: Convert to fraction form
2,648,318.98/3,972,515.38 = 755,060.42/x - Step 3: Cross multiply
2,648,318.98x = 3,972,515.38 × 755,060.42 - Step 4: Simplify right side
2,648,318.98x = 2,999,489,125,369.79 - Step 5: Solve for x
x = 2,999,489,125,369.79/2,648,318.98 - Step 6: Final answer
x = 1,132,601.15
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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.