Finding the Fourth Proportional to 1,364,830.92, 1,883,453.67 and 752,988.60
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Solution
The fourth proportional to 1,364,830.92, 1,883,453.67 and 752,988.60 is: 1,039,117.10
Step by Step Solution
- Step 1: Write the proportion equation
1,364,830.92 : 1,883,453.67 = 752,988.60 : x - Step 2: Convert to fraction form
1,364,830.92/1,883,453.67 = 752,988.60/x - Step 3: Cross multiply
1,364,830.92x = 1,883,453.67 × 752,988.60 - Step 4: Simplify right side
1,364,830.92x = 1,418,219,142,138.16 - Step 5: Solve for x
x = 1,418,219,142,138.16/1,364,830.92 - Step 6: Final answer
x = 1,039,117.10
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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.