Finding the Fourth Proportional to 4,872,699.11, 6,724,243.14 and 2,697,195.44
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Solution
The fourth proportional to 4,872,699.11, 6,724,243.14 and 2,697,195.44 is: 3,722,084.52
Step by Step Solution
- Step 1: Write the proportion equation
4,872,699.11 : 6,724,243.14 = 2,697,195.44 : x - Step 2: Convert to fraction form
4,872,699.11/6,724,243.14 = 2,697,195.44/x - Step 3: Cross multiply
4,872,699.11x = 6,724,243.14 × 2,697,195.44 - Step 4: Simplify right side
4,872,699.11x = 18,136,597,901,038.07 - Step 5: Solve for x
x = 18,136,597,901,038.07/4,872,699.11 - Step 6: Final answer
x = 3,722,084.52
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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.