Finding the Fourth Proportional to 5,699,761.20, 8,549,641.80 and 1,439,941.68
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Solution
The fourth proportional to 5,699,761.20, 8,549,641.80 and 1,439,941.68 is: 2,159,912.52
Step by Step Solution
- Step 1: Write the proportion equation
5,699,761.20 : 8,549,641.80 = 1,439,941.68 : x - Step 2: Convert to fraction form
5,699,761.20/8,549,641.80 = 1,439,941.68/x - Step 3: Cross multiply
5,699,761.20x = 8,549,641.80 × 1,439,941.68 - Step 4: Simplify right side
5,699,761.20x = 12,310,985,576,890.22 - Step 5: Solve for x
x = 12,310,985,576,890.22/5,699,761.20 - Step 6: Final answer
x = 2,159,912.52
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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.