Finding the Fourth Proportional to 4,793,719.75, 7,190,598.76 and 1,199,476.37
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Solution
The fourth proportional to 4,793,719.75, 7,190,598.76 and 1,199,476.37 is: 1,799,219.35
Step by Step Solution
- Step 1: Write the proportion equation
4,793,719.75 : 7,190,598.76 = 1,199,476.37 : x - Step 2: Convert to fraction form
4,793,719.75/7,190,598.76 = 1,199,476.37/x - Step 3: Cross multiply
4,793,719.75x = 7,190,598.76 × 1,199,476.37 - Step 4: Simplify right side
4,793,719.75x = 8,624,953,313,749.11 - Step 5: Solve for x
x = 8,624,953,313,749.11/4,793,719.75 - Step 6: Final answer
x = 1,799,219.35
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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.