Finding the Fourth Proportional to 5,306,944.44, 7,960,372.93 and 1,520,430.96
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Solution
The fourth proportional to 5,306,944.44, 7,960,372.93 and 1,520,430.96 is: 2,280,633.91
Step by Step Solution
- Step 1: Write the proportion equation
5,306,944.44 : 7,960,372.93 = 1,520,430.96 : x - Step 2: Convert to fraction form
5,306,944.44/7,960,372.93 = 1,520,430.96/x - Step 3: Cross multiply
5,306,944.44x = 7,960,372.93 × 1,520,430.96 - Step 4: Simplify right side
5,306,944.44x = 12,103,197,455,917.91 - Step 5: Solve for x
x = 12,103,197,455,917.91/5,306,944.44 - Step 6: Final answer
x = 2,280,633.91
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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.