Finding the Fourth Proportional to 1,348,980.12, 1,861,570.08 and 737,119.44
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Solution
The fourth proportional to 1,348,980.12, 1,861,570.08 and 737,119.44 is: 1,017,212.54
Step by Step Solution
- Step 1: Write the proportion equation
1,348,980.12 : 1,861,570.08 = 737,119.44 : x - Step 2: Convert to fraction form
1,348,980.12/1,861,570.08 = 737,119.44/x - Step 3: Cross multiply
1,348,980.12x = 1,861,570.08 × 737,119.44 - Step 4: Simplify right side
1,348,980.12x = 1,372,199,494,890.36 - Step 5: Solve for x
x = 1,372,199,494,890.36/1,348,980.12 - Step 6: Final answer
x = 1,017,212.54
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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.