Finding the Fourth Proportional to 1,543,191.63, 2,313,941.81 and 477,937.95
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Solution
The fourth proportional to 1,543,191.63, 2,313,941.81 and 477,937.95 is: 716,645.02
Step by Step Solution
- Step 1: Write the proportion equation
1,543,191.63 : 2,313,941.81 = 477,937.95 : x - Step 2: Convert to fraction form
1,543,191.63/2,313,941.81 = 477,937.95/x - Step 3: Cross multiply
1,543,191.63x = 2,313,941.81 × 477,937.95 - Step 4: Simplify right side
1,543,191.63x = 1,105,920,602,701.00 - Step 5: Solve for x
x = 1,105,920,602,701.00/1,543,191.63 - Step 6: Final answer
x = 716,645.02
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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.