Finding the Fourth Proportional to 1,369,745.68, 2,054,107.68 and 470,932.96
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Solution
The fourth proportional to 1,369,745.68, 2,054,107.68 and 470,932.96 is: 706,223.81
Step by Step Solution
- Step 1: Write the proportion equation
1,369,745.68 : 2,054,107.68 = 470,932.96 : x - Step 2: Convert to fraction form
1,369,745.68/2,054,107.68 = 470,932.96/x - Step 3: Cross multiply
1,369,745.68x = 2,054,107.68 × 470,932.96 - Step 4: Simplify right side
1,369,745.68x = 967,347,009,901.13 - Step 5: Solve for x
x = 967,347,009,901.13/1,369,745.68 - Step 6: Final answer
x = 706,223.81
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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.