Finding the Fourth Proportional to 2,089,230, 2,883,735.26 and 1,230,288.48
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Solution
The fourth proportional to 2,089,230, 2,883,735.26 and 1,230,288.48 is: 1,698,150.17
Step by Step Solution
- Step 1: Write the proportion equation
2,089,230 : 2,883,735.26 = 1,230,288.48 : x - Step 2: Convert to fraction form
2,089,230/2,883,735.26 = 1,230,288.48/x - Step 3: Cross multiply
2,089,230x = 2,883,735.26 × 1,230,288.48 - Step 4: Simplify right side
2,089,230x = 3,547,826,269,747.81 - Step 5: Solve for x
x = 3,547,826,269,747.81/2,089,230 - Step 6: Final answer
x = 1,698,150.17
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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.