Finding the Fourth Proportional to 1,171,961.30, 1,758,117.36 and 424,182.26
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Solution
The fourth proportional to 1,171,961.30, 1,758,117.36 and 424,182.26 is: 636,336.88
Step by Step Solution
- Step 1: Write the proportion equation
1,171,961.30 : 1,758,117.36 = 424,182.26 : x - Step 2: Convert to fraction form
1,171,961.30/1,758,117.36 = 424,182.26/x - Step 3: Cross multiply
1,171,961.30x = 1,758,117.36 × 424,182.26 - Step 4: Simplify right side
1,171,961.30x = 745,762,195,110.03 - Step 5: Solve for x
x = 745,762,195,110.03/1,171,961.30 - Step 6: Final answer
x = 636,336.88
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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.