Finding the Fourth Proportional to 4,747,318.92, 7,122,098.52 and 1,552,432.68
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Solution
The fourth proportional to 4,747,318.92, 7,122,098.52 and 1,552,432.68 is: 2,329,015.32
Step by Step Solution
- Step 1: Write the proportion equation
4,747,318.92 : 7,122,098.52 = 1,552,432.68 : x - Step 2: Convert to fraction form
4,747,318.92/7,122,098.52 = 1,552,432.68/x - Step 3: Cross multiply
4,747,318.92x = 7,122,098.52 × 1,552,432.68 - Step 4: Simplify right side
4,747,318.92x = 11,056,578,492,627.63 - Step 5: Solve for x
x = 11,056,578,492,627.63/4,747,318.92 - Step 6: Final answer
x = 2,329,015.32
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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.