Finding the Fourth Proportional to 1,305,508.84, 1,956,688.62 and 674,078.20
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Solution
The fourth proportional to 1,305,508.84, 1,956,688.62 and 674,078.20 is: 1,010,304.26
Step by Step Solution
- Step 1: Write the proportion equation
1,305,508.84 : 1,956,688.62 = 674,078.20 : x - Step 2: Convert to fraction form
1,305,508.84/1,956,688.62 = 674,078.20/x - Step 3: Cross multiply
1,305,508.84x = 1,956,688.62 × 674,078.20 - Step 4: Simplify right side
1,305,508.84x = 1,318,961,142,930.08 - Step 5: Solve for x
x = 1,318,961,142,930.08/1,305,508.84 - Step 6: Final answer
x = 1,010,304.26
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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.