Finding the Fourth Proportional to 4,212,898.64, 6,318,141.60 and 1,373,258.96
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Solution
The fourth proportional to 4,212,898.64, 6,318,141.60 and 1,373,258.96 is: 2,059,495.21
Step by Step Solution
- Step 1: Write the proportion equation
4,212,898.64 : 6,318,141.60 = 1,373,258.96 : x - Step 2: Convert to fraction form
4,212,898.64/6,318,141.60 = 1,373,258.96/x - Step 3: Cross multiply
4,212,898.64x = 6,318,141.60 × 1,373,258.96 - Step 4: Simplify right side
4,212,898.64x = 8,676,444,562,748.74 - Step 5: Solve for x
x = 8,676,444,562,748.74/4,212,898.64 - Step 6: Final answer
x = 2,059,495.21
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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.