Finding the Fourth Proportional to 1,416,162.60, 2,126,096.13 and 840,836.19
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Solution
The fourth proportional to 1,416,162.60, 2,126,096.13 and 840,836.19 is: 1,262,354.03
Step by Step Solution
- Step 1: Write the proportion equation
1,416,162.60 : 2,126,096.13 = 840,836.19 : x - Step 2: Convert to fraction form
1,416,162.60/2,126,096.13 = 840,836.19/x - Step 3: Cross multiply
1,416,162.60x = 2,126,096.13 × 840,836.19 - Step 4: Simplify right side
1,416,162.60x = 1,787,698,569,522.94 - Step 5: Solve for x
x = 1,787,698,569,522.94/1,416,162.60 - Step 6: Final answer
x = 1,262,354.03
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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.