Finding the Fourth Proportional to 4,188,511.60, 6,276,954.77 and 1,908,463.87
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Solution
The fourth proportional to 4,188,511.60, 6,276,954.77 and 1,908,463.87 is: 2,860,047.32
Step by Step Solution
- Step 1: Write the proportion equation
4,188,511.60 : 6,276,954.77 = 1,908,463.87 : x - Step 2: Convert to fraction form
4,188,511.60/6,276,954.77 = 1,908,463.87/x - Step 3: Cross multiply
4,188,511.60x = 6,276,954.77 × 1,908,463.87 - Step 4: Simplify right side
4,188,511.60x = 11,979,341,392,169.16 - Step 5: Solve for x
x = 11,979,341,392,169.16/4,188,511.60 - Step 6: Final answer
x = 2,860,047.32
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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.