Finding the Fourth Proportional to 1,414,776.36, 1,952,416.32 and 770,215.08
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Solution
The fourth proportional to 1,414,776.36, 1,952,416.32 and 770,215.08 is: 1,062,910.39
Step by Step Solution
- Step 1: Write the proportion equation
1,414,776.36 : 1,952,416.32 = 770,215.08 : x - Step 2: Convert to fraction form
1,414,776.36/1,952,416.32 = 770,215.08/x - Step 3: Cross multiply
1,414,776.36x = 1,952,416.32 × 770,215.08 - Step 4: Simplify right side
1,414,776.36x = 1,503,780,492,102.11 - Step 5: Solve for x
x = 1,503,780,492,102.11/1,414,776.36 - Step 6: Final answer
x = 1,062,910.39
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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.