Finding the Fourth Proportional to 4,684,896.36, 6,464,888.64 and 2,591,613.90
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Solution
The fourth proportional to 4,684,896.36, 6,464,888.64 and 2,591,613.90 is: 3,576,278.74
Step by Step Solution
- Step 1: Write the proportion equation
4,684,896.36 : 6,464,888.64 = 2,591,613.90 : x - Step 2: Convert to fraction form
4,684,896.36/6,464,888.64 = 2,591,613.90/x - Step 3: Cross multiply
4,684,896.36x = 6,464,888.64 × 2,591,613.90 - Step 4: Simplify right side
4,684,896.36x = 16,754,495,261,376.09 - Step 5: Solve for x
x = 16,754,495,261,376.09/4,684,896.36 - Step 6: Final answer
x = 3,576,278.74
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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.