Finding the Fourth Proportional to 2,089,518.60, 3,135,314.70 and 827,387.40
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Solution
The fourth proportional to 2,089,518.60, 3,135,314.70 and 827,387.40 is: 1,241,491.64
Step by Step Solution
- Step 1: Write the proportion equation
2,089,518.60 : 3,135,314.70 = 827,387.40 : x - Step 2: Convert to fraction form
2,089,518.60/3,135,314.70 = 827,387.40/x - Step 3: Cross multiply
2,089,518.60x = 3,135,314.70 × 827,387.40 - Step 4: Simplify right side
2,089,518.60x = 2,594,119,877,814.78 - Step 5: Solve for x
x = 2,594,119,877,814.78/2,089,518.60 - Step 6: Final answer
x = 1,241,491.64
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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.