Finding the Fourth Proportional to 2,865,757.96, 3,954,745.98 and 1,576,570.66
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Solution
The fourth proportional to 2,865,757.96, 3,954,745.98 and 1,576,570.66 is: 2,175,667.51
Step by Step Solution
- Step 1: Write the proportion equation
2,865,757.96 : 3,954,745.98 = 1,576,570.66 : x - Step 2: Convert to fraction form
2,865,757.96/3,954,745.98 = 1,576,570.66/x - Step 3: Cross multiply
2,865,757.96x = 3,954,745.98 × 1,576,570.66 - Step 4: Simplify right side
2,865,757.96x = 6,234,936,479,820.95 - Step 5: Solve for x
x = 6,234,936,479,820.95/2,865,757.96 - Step 6: Final answer
x = 2,175,667.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.