Finding the Fourth Proportional to 1,372,360.03, 1,893,841.68 and 752,170.23
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Solution
The fourth proportional to 1,372,360.03, 1,893,841.68 and 752,170.23 is: 1,037,986.61
Step by Step Solution
- Step 1: Write the proportion equation
1,372,360.03 : 1,893,841.68 = 752,170.23 : x - Step 2: Convert to fraction form
1,372,360.03/1,893,841.68 = 752,170.23/x - Step 3: Cross multiply
1,372,360.03x = 1,893,841.68 × 752,170.23 - Step 4: Simplify right side
1,372,360.03x = 1,424,491,332,029.19 - Step 5: Solve for x
x = 1,424,491,332,029.19/1,372,360.03 - Step 6: Final answer
x = 1,037,986.61
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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.