Finding the Fourth Proportional to 2,122,375.93, 3,183,117.57 and 683,188.07
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Solution
The fourth proportional to 2,122,375.93, 3,183,117.57 and 683,188.07 is: 1,024,638.43
Step by Step Solution
- Step 1: Write the proportion equation
2,122,375.93 : 3,183,117.57 = 683,188.07 : x - Step 2: Convert to fraction form
2,122,375.93/3,183,117.57 = 683,188.07/x - Step 3: Cross multiply
2,122,375.93x = 3,183,117.57 × 683,188.07 - Step 4: Simplify right side
2,122,375.93x = 2,174,667,933,315.80 - Step 5: Solve for x
x = 2,174,667,933,315.80/2,122,375.93 - Step 6: Final answer
x = 1,024,638.43
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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.