Finding the Fourth Proportional to 1,162,107.84, 1,603,899.45 and 968,208.42
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Solution
The fourth proportional to 1,162,107.84, 1,603,899.45 and 968,208.42 is: 1,336,286.44
Step by Step Solution
- Step 1: Write the proportion equation
1,162,107.84 : 1,603,899.45 = 968,208.42 : x - Step 2: Convert to fraction form
1,162,107.84/1,603,899.45 = 968,208.42/x - Step 3: Cross multiply
1,162,107.84x = 1,603,899.45 × 968,208.42 - Step 4: Simplify right side
1,162,107.84x = 1,552,908,952,323.37 - Step 5: Solve for x
x = 1,552,908,952,323.37/1,162,107.84 - Step 6: Final answer
x = 1,336,286.44
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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.