Finding the Fourth Proportional to 2,967,381.30, 4,450,449.09 and 836,967.18
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Solution
The fourth proportional to 2,967,381.30, 4,450,449.09 and 836,967.18 is: 1,255,275.09
Step by Step Solution
- Step 1: Write the proportion equation
2,967,381.30 : 4,450,449.09 = 836,967.18 : x - Step 2: Convert to fraction form
2,967,381.30/4,450,449.09 = 836,967.18/x - Step 3: Cross multiply
2,967,381.30x = 4,450,449.09 × 836,967.18 - Step 4: Simplify right side
2,967,381.30x = 3,724,879,824,590.87 - Step 5: Solve for x
x = 3,724,879,824,590.87/2,967,381.30 - Step 6: Final answer
x = 1,255,275.09
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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.