Finding the Fourth Proportional to 2,052,588.45, 2,832,564.97 and 1,147,170.45
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Solution
The fourth proportional to 2,052,588.45, 2,832,564.97 and 1,147,170.45 is: 1,583,091.26
Step by Step Solution
- Step 1: Write the proportion equation
2,052,588.45 : 2,832,564.97 = 1,147,170.45 : x - Step 2: Convert to fraction form
2,052,588.45/2,832,564.97 = 1,147,170.45/x - Step 3: Cross multiply
2,052,588.45x = 2,832,564.97 × 1,147,170.45 - Step 4: Simplify right side
2,052,588.45x = 3,249,434,831,289.14 - Step 5: Solve for x
x = 3,249,434,831,289.14/2,052,588.45 - Step 6: Final answer
x = 1,583,091.26
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1.5x scale
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.