Finding the Fourth Proportional to 2,869,879.86, 4,305,349.50 and 1,187,114.58
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Solution
The fourth proportional to 2,869,879.86, 4,305,349.50 and 1,187,114.58 is: 1,780,890.98
Step by Step Solution
- Step 1: Write the proportion equation
2,869,879.86 : 4,305,349.50 = 1,187,114.58 : x - Step 2: Convert to fraction form
2,869,879.86/4,305,349.50 = 1,187,114.58/x - Step 3: Cross multiply
2,869,879.86x = 4,305,349.50 × 1,187,114.58 - Step 4: Simplify right side
2,869,879.86x = 5,110,943,163,445.71 - Step 5: Solve for x
x = 5,110,943,163,445.71/2,869,879.86 - Step 6: Final answer
x = 1,780,890.98
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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.