Finding the Fourth Proportional to 1,263,207.96, 1,894,877.55 and 631,908.54
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Solution
The fourth proportional to 1,263,207.96, 1,894,877.55 and 631,908.54 is: 947,895.63
Step by Step Solution
- Step 1: Write the proportion equation
1,263,207.96 : 1,894,877.55 = 631,908.54 : x - Step 2: Convert to fraction form
1,263,207.96/1,894,877.55 = 631,908.54/x - Step 3: Cross multiply
1,263,207.96x = 1,894,877.55 × 631,908.54 - Step 4: Simplify right side
1,263,207.96x = 1,197,389,306,099.28 - Step 5: Solve for x
x = 1,197,389,306,099.28/1,263,207.96 - Step 6: Final answer
x = 947,895.63
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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.