Finding the Fourth Proportional to 2,956,812.08, 4,433,311.20 and 1,159,877.12
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Solution
The fourth proportional to 2,956,812.08, 4,433,311.20 and 1,159,877.12 is: 1,739,067.65
Step by Step Solution
- Step 1: Write the proportion equation
2,956,812.08 : 4,433,311.20 = 1,159,877.12 : x - Step 2: Convert to fraction form
2,956,812.08/4,433,311.20 = 1,159,877.12/x - Step 3: Cross multiply
2,956,812.08x = 4,433,311.20 × 1,159,877.12 - Step 4: Simplify right side
2,956,812.08x = 5,142,096,226,719.75 - Step 5: Solve for x
x = 5,142,096,226,719.75/2,956,812.08 - Step 6: Final answer
x = 1,739,067.65
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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.