Finding the Fourth Proportional to 6,459,367.86, 9,688,729.68 and 2,415,558.35
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Solution
The fourth proportional to 6,459,367.86, 9,688,729.68 and 2,415,558.35 is: 3,623,217.07
Step by Step Solution
- Step 1: Write the proportion equation
6,459,367.86 : 9,688,729.68 = 2,415,558.35 : x - Step 2: Convert to fraction form
6,459,367.86/9,688,729.68 = 2,415,558.35/x - Step 3: Cross multiply
6,459,367.86x = 9,688,729.68 × 2,415,558.35 - Step 4: Simplify right side
6,459,367.86x = 23,403,691,903,638.65 - Step 5: Solve for x
x = 23,403,691,903,638.65/6,459,367.86 - Step 6: Final answer
x = 3,623,217.07
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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.