Finding the Fourth Proportional to 2,282,183.31, 3,149,511.40 and 1,263,588.06
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Solution
The fourth proportional to 2,282,183.31, 3,149,511.40 and 1,263,588.06 is: 1,743,806.02
Step by Step Solution
- Step 1: Write the proportion equation
2,282,183.31 : 3,149,511.40 = 1,263,588.06 : x - Step 2: Convert to fraction form
2,282,183.31/3,149,511.40 = 1,263,588.06/x - Step 3: Cross multiply
2,282,183.31x = 3,149,511.40 × 1,263,588.06 - Step 4: Simplify right side
2,282,183.31x = 3,979,684,999,873.88 - Step 5: Solve for x
x = 3,979,684,999,873.88/2,282,183.31 - Step 6: Final answer
x = 1,743,806.02
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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.