Finding the Fourth Proportional to 5,119,624.72, 7,680,582.44 and 1,924,778.56
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Solution
The fourth proportional to 5,119,624.72, 7,680,582.44 and 1,924,778.56 is: 2,887,598.45
Step by Step Solution
- Step 1: Write the proportion equation
5,119,624.72 : 7,680,582.44 = 1,924,778.56 : x - Step 2: Convert to fraction form
5,119,624.72/7,680,582.44 = 1,924,778.56/x - Step 3: Cross multiply
5,119,624.72x = 7,680,582.44 × 1,924,778.56 - Step 4: Simplify right side
5,119,624.72x = 14,783,420,408,824.49 - Step 5: Solve for x
x = 14,783,420,408,824.49/5,119,624.72 - Step 6: Final answer
x = 2,887,598.45
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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.