Finding the Fourth Proportional to 1,761,455.54, 2,430,794.94 and 956,639.54
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Solution
The fourth proportional to 1,761,455.54, 2,430,794.94 and 956,639.54 is: 1,320,155.12
Step by Step Solution
- Step 1: Write the proportion equation
1,761,455.54 : 2,430,794.94 = 956,639.54 : x - Step 2: Convert to fraction form
1,761,455.54/2,430,794.94 = 956,639.54/x - Step 3: Cross multiply
1,761,455.54x = 2,430,794.94 × 956,639.54 - Step 4: Simplify right side
1,761,455.54x = 2,325,394,553,235.93 - Step 5: Solve for x
x = 2,325,394,553,235.93/1,761,455.54 - Step 6: Final answer
x = 1,320,155.12
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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.