Finding the Fourth Proportional to 4,211,617.33, 6,318,124.41 and 1,478,455.94
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Solution
The fourth proportional to 4,211,617.33, 6,318,124.41 and 1,478,455.94 is: 2,217,929.09
Step by Step Solution
- Step 1: Write the proportion equation
4,211,617.33 : 6,318,124.41 = 1,478,455.94 : x - Step 2: Convert to fraction form
4,211,617.33/6,318,124.41 = 1,478,455.94/x - Step 3: Cross multiply
4,211,617.33x = 6,318,124.41 × 1,478,455.94 - Step 4: Simplify right side
4,211,617.33x = 9,341,068,580,804.86 - Step 5: Solve for x
x = 9,341,068,580,804.86/4,211,617.33 - Step 6: Final answer
x = 2,217,929.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.