Finding the Fourth Proportional to 5,177,543.14, 7,767,435.76 and 1,982,669.46
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Solution
The fourth proportional to 5,177,543.14, 7,767,435.76 and 1,982,669.46 is: 2,974,433.48
Step by Step Solution
- Step 1: Write the proportion equation
5,177,543.14 : 7,767,435.76 = 1,982,669.46 : x - Step 2: Convert to fraction form
5,177,543.14/7,767,435.76 = 1,982,669.46/x - Step 3: Cross multiply
5,177,543.14x = 7,767,435.76 × 1,982,669.46 - Step 4: Simplify right side
5,177,543.14x = 15,400,257,663,863.89 - Step 5: Solve for x
x = 15,400,257,663,863.89/5,177,543.14 - Step 6: Final answer
x = 2,974,433.48
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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.