Finding the Fourth Proportional to 4,685,930.85, 7,029,050.93 and 1,611,890.84
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Solution
The fourth proportional to 4,685,930.85, 7,029,050.93 and 1,611,890.84 is: 2,417,889.45
Step by Step Solution
- Step 1: Write the proportion equation
4,685,930.85 : 7,029,050.93 = 1,611,890.84 : x - Step 2: Convert to fraction form
4,685,930.85/7,029,050.93 = 1,611,890.84/x - Step 3: Cross multiply
4,685,930.85x = 7,029,050.93 × 1,611,890.84 - Step 4: Simplify right side
4,685,930.85x = 11,330,062,764,755.77 - Step 5: Solve for x
x = 11,330,062,764,755.77/4,685,930.85 - Step 6: Final answer
x = 2,417,889.45
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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.