Finding the Fourth Proportional to 4,983,845.76, 6,877,709.78 and 2,692,006.44
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Solution
The fourth proportional to 4,983,845.76, 6,877,709.78 and 2,692,006.44 is: 3,714,970.31
Step by Step Solution
- Step 1: Write the proportion equation
4,983,845.76 : 6,877,709.78 = 2,692,006.44 : x - Step 2: Convert to fraction form
4,983,845.76/6,877,709.78 = 2,692,006.44/x - Step 3: Cross multiply
4,983,845.76x = 6,877,709.78 × 2,692,006.44 - Step 4: Simplify right side
4,983,845.76x = 18,514,839,020,210.98 - Step 5: Solve for x
x = 18,514,839,020,210.98/4,983,845.76 - Step 6: Final answer
x = 3,714,970.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.