Finding the Fourth Proportional to 1,809,769.47, 2,497,509.99 and 994,006.32
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Solution
The fourth proportional to 1,809,769.47, 2,497,509.99 and 994,006.32 is: 1,371,744.17
Step by Step Solution
- Step 1: Write the proportion equation
1,809,769.47 : 2,497,509.99 = 994,006.32 : x - Step 2: Convert to fraction form
1,809,769.47/2,497,509.99 = 994,006.32/x - Step 3: Cross multiply
1,809,769.47x = 2,497,509.99 × 994,006.32 - Step 4: Simplify right side
1,809,769.47x = 2,482,540,714,323.14 - Step 5: Solve for x
x = 2,482,540,714,323.14/1,809,769.47 - Step 6: Final answer
x = 1,371,744.17
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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.