Finding the Fourth Proportional to 3,544,067.09, 5,318,938.27 and 1,838,699.17
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Solution
The fourth proportional to 3,544,067.09, 5,318,938.27 and 1,838,699.17 is: 2,759,520.94
Step by Step Solution
- Step 1: Write the proportion equation
3,544,067.09 : 5,318,938.27 = 1,838,699.17 : x - Step 2: Convert to fraction form
3,544,067.09/5,318,938.27 = 1,838,699.17/x - Step 3: Cross multiply
3,544,067.09x = 5,318,938.27 × 1,838,699.17 - Step 4: Simplify right side
3,544,067.09x = 9,779,927,371,331.26 - Step 5: Solve for x
x = 9,779,927,371,331.26/3,544,067.09 - Step 6: Final answer
x = 2,759,520.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.