Finding the Fourth Proportional to 1,810,197.21, 2,716,417.11 and 1,052,395.34
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Solution
The fourth proportional to 1,810,197.21, 2,716,417.11 and 1,052,395.34 is: 1,579,244.89
Step by Step Solution
- Step 1: Write the proportion equation
1,810,197.21 : 2,716,417.11 = 1,052,395.34 : x - Step 2: Convert to fraction form
1,810,197.21/2,716,417.11 = 1,052,395.34/x - Step 3: Cross multiply
1,810,197.21x = 2,716,417.11 × 1,052,395.34 - Step 4: Simplify right side
1,810,197.21x = 2,858,744,698,424.66 - Step 5: Solve for x
x = 2,858,744,698,424.66/1,810,197.21 - Step 6: Final answer
x = 1,579,244.89
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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.