Finding the Fourth Proportional to 1,416,289.98, 2,125,062.83 and 742,211.04
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Solution
The fourth proportional to 1,416,289.98, 2,125,062.83 and 742,211.04 is: 1,113,645.59
Step by Step Solution
- Step 1: Write the proportion equation
1,416,289.98 : 2,125,062.83 = 742,211.04 : x - Step 2: Convert to fraction form
1,416,289.98/2,125,062.83 = 742,211.04/x - Step 3: Cross multiply
1,416,289.98x = 2,125,062.83 × 742,211.04 - Step 4: Simplify right side
1,416,289.98x = 1,577,245,093,119.64 - Step 5: Solve for x
x = 1,577,245,093,119.64/1,416,289.98 - Step 6: Final answer
x = 1,113,645.59
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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.