Finding the Fourth Proportional to 1,416,262.40, 2,125,021.45 and 742,183.44
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Solution
The fourth proportional to 1,416,262.40, 2,125,021.45 and 742,183.44 is: 1,113,604.18
Step by Step Solution
- Step 1: Write the proportion equation
1,416,262.40 : 2,125,021.45 = 742,183.44 : x - Step 2: Convert to fraction form
1,416,262.40/2,125,021.45 = 742,183.44/x - Step 3: Cross multiply
1,416,262.40x = 2,125,021.45 × 742,183.44 - Step 4: Simplify right side
1,416,262.40x = 1,577,155,729,834.79 - Step 5: Solve for x
x = 1,577,155,729,834.79/1,416,262.40 - Step 6: Final answer
x = 1,113,604.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.