Finding the Fourth Proportional to 1,416,319.85, 2,125,107.83 and 742,241.09
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Solution
The fourth proportional to 1,416,319.85, 2,125,107.83 and 742,241.09 is: 1,113,690.78
Step by Step Solution
- Step 1: Write the proportion equation
1,416,319.85 : 2,125,107.83 = 742,241.09 : x - Step 2: Convert to fraction form
1,416,319.85/2,125,107.83 = 742,241.09/x - Step 3: Cross multiply
1,416,319.85x = 2,125,107.83 × 742,241.09 - Step 4: Simplify right side
1,416,319.85x = 1,577,342,359,275.11 - Step 5: Solve for x
x = 1,577,342,359,275.11/1,416,319.85 - Step 6: Final answer
x = 1,113,690.78
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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.