Finding the Fourth Proportional to 4,848,062.10, 6,690,345.96 and 2,672,557.62
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Solution
The fourth proportional to 4,848,062.10, 6,690,345.96 and 2,672,557.62 is: 3,688,140.69
Step by Step Solution
- Step 1: Write the proportion equation
4,848,062.10 : 6,690,345.96 = 2,672,557.62 : x - Step 2: Convert to fraction form
4,848,062.10/6,690,345.96 = 2,672,557.62/x - Step 3: Cross multiply
4,848,062.10x = 6,690,345.96 × 2,672,557.62 - Step 4: Simplify right side
4,848,062.10x = 17,880,335,075,834.21 - Step 5: Solve for x
x = 17,880,335,075,834.21/4,848,062.10 - Step 6: Final answer
x = 3,688,140.69
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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.